How much is a 4 carat diamond worth?

The 4 carat diamond cost varies depending on cut, colour, clarity and certification. Higher-quality stones with excellent cut and clarity command significantly higher prices than lower-graded diamonds.

How much is a 4 carat diamond ring?

The 4 carat diamond ring price depends on the diamond quality and setting. Factors such as metal type, design complexity and additional stones influence the final cost.

How big is a 4 carat diamond?

A round 4ct diamond typically measures around 10mm in diameter, offering a strong visual presence and noticeable brilliance when set in a ring.

What payment methods are available?

We accept a range of secure payment options, including major credit cards, bank transfer and flexible payment solutions both in-store and online.

What is your return policy?

We offer a 30-day return period on eligible, fully paid items priced up to $15,000 including GST, allowing you to request a refund or exchange within this timeframe for added peace of mind.

4 Carat (4ct) Diamonds

Shop premium 4 carat diamonds at GS Diamonds, including loose 4 carat natural and lab-grown diamonds with GIA or IGI certification. Whether you're comparing 4 carat diamond prices, searching for a 4 carat diamond ring, or exploring diamonds for a custom design, discover exceptional stones online or visit our boutiques across Australia.

Filters

Shape

Cut

Excellent

Very Good

Good

Fair

Fair Cut

Some light loss. Reflects most light but not as brilliantly as higher grade cuts.

Colour

Faint Yellow (M)

Noticeable colour. Not typically recommended for colourless diamond jewellery.

Clarity

VVS1

VVS2

VS1

VS2

SI1

SI2

Slightly Included 2

Inclusions are visible under 10x magnification and may be visible with an unaided eye. More inclusions than SI1.

Clear all filters

Triple Excellent

(0)

We found 53 products

Cushion Diamond

SKU AN1E-100761358314

Cut Good
Carat 4.00
Clarity VS2
Color M
Polish Excellent
Symmetry Good
Fluorescence Strong
Table 58
Depth 69.4
Measurement 8.8 - 8.43 x 5.85
Certificate GIA

A$19,557

Emerald Diamond

SKU 10WE-260219-31

Cut Excellent
Carat 4.00
Clarity SI1
Color M
Polish Excellent
Symmetry Excellent
Fluorescence Faint
Table 70
Depth 69.4
Measurement 10.42 - 7.49 x 5.2
Certificate GIA

SHAPE	SHAPE	PRICE	CARAT	COLOR	CLARITY	CUT	POLISH	SYMMETRY	FLUORESCENCE	TABLE	DEPTH	RATIO
Cushion SKU AN1E-100761358314	A$19,557	4.00	M	VS2	Good	Excellent	Good	Strong	58	69.4	8.8 - 8.43 x 5.85	GIA
Emerald SKU 10WE-260219-31	A$22,652	4.00	M	SI1	Excellent	Excellent	Excellent	Faint	70	69.4	10.42 - 7.49 x 5.2	GIA
Round SKU 10WE-262379-33	A$46,266	4.00	K	SI1	Very good	Excellent	Excellent	None	55	64.7	9.82 - 9.89 x 6.37	GIA
Round SKU 10WE-260556-76	A$49,152	4.00	J	SI1	Excellent	Excellent	Very good	Medium	56	63.8	9.92 - 10.06 x 6.37	GIA
Oval SKU 10WE-262424-85	A$50,853	4.00	J	VS2	Excellent	Excellent	Excellent	Strong	62	64.7	12.2 - 8.91 x 5.77	GIA
Round SKU S2A9-6502671008	A$51,690	4.00	K	VS2	Very good	Excellent	Very good	Medium	63	63.4	9.88 - 10.01 x 6.31	GIA
Oval SKU S2A9-2557101964	A$54,264	4.00	K	VS2	Very good	Very good	Very good	None	64	58.9	13.56 - 8.55 x 5.04	GIA
Emerald SKU AN1E-100767776438	A$54,630	4.00	J	VS2	Very good	Excellent	Very good	Strong	65	69.2	10.34 - 7.39 x 5.12	GIA
Emerald SKU 10WE-260299-28	A$59,051	4.00	J	VS2	Excellent	Excellent	Excellent	None	67	69.7	10.18 - 7.42 x 5.17	GIA
Cushion SKU S2A9-5231936064	A$60,115	4.00	K	VS2	Excellent	Excellent	Excellent	Faint	66	67.5	11.01 - 8.18 x 5.52	GIA
Cushion SKU AN1E-100757304094	A$60,396	4.00	H	SI2	Very good	Excellent	Very good	None	63	68.2	8.85 - 8.56 x 5.84	GIA
Round SKU S2A9-1505841434	A$62,553	4.00	K	SI1	Excellent	Excellent	Excellent	None	57	63.6	9.99 - 10.05 x 6.38	GIA
Round SKU S2A9-6552123435	A$62,743	4.00	J	VS2	Excellent	Excellent	Excellent	Strong	56	62.9	10.05 - 10.1 x 6.34	GIA
Round SKU 10WE-260478-24	A$63,189	4.00	K	VS2	Excellent	Excellent	Excellent	None	60	62	10.14 - 10.18 x 6.3	GIA
Pear SKU S2A9-6541903577	A$67,169	4.00	J	SI1	Very good	Excellent	Very good	Faint	61	62.4	14.63 - 8.3 x 5.18	GIA
Radiant SKU S2A9-7551550348	A$69,028	4.00	J	SI1	Excellent	Excellent	Excellent	None	68	68.3	10.6 - 8.27 x 5.65	GIA
Round SKU 10WE-260514-8	A$72,479	4.00	H	VVS2	Very good	Excellent	Very good	Strong	55	65	9.74 - 9.87 x 6.37	GIA
Pear SKU 10WE-265057-37	A$75,272	4.00	I	SI1	Excellent	Excellent	Excellent	Medium	61	61.7	13.99 - 8.93 x 5.51	GIA
Cushion SKU AN1E-100757391409	A$75,782	4.00	I	SI1	Excellent	Excellent	Excellent	None	60	69.4	9.01 - 8.49 x 5.89	GIA
Princess SKU EDLI-LD25104458	A$78,133	4.00	I	VS1	Very good	Excellent	Very good	None	73	73.5	8.68 - 8.67 x 6.37	GIA
Round SKU EDLI-LD29552920	A$82,549	4.00	J	SI1	Excellent	Excellent	Excellent	None	58	62.9	9.98 - 10.06 x 6.31	GIA
Cushion SKU 10WE-262503-28	A$83,604	4.00	H	VS1	Excellent	Excellent	Excellent	Faint	60	69.2	9.91 - 8.25 x 5.71	GIA
Oval SKU S2A9-1559706004	A$86,861	4.00	I	VS2	Very good	Excellent	Very good	Faint	64	65.3	12.03 - 8.64 x 5.64	GIA
Cushion SKU S2A9-6555864157	A$94,318	4.00	G	VS1	Excellent	Excellent	Excellent	Strong	66	60.2	11.27 - 7.99 x 4.81	GIA
Emerald SKU EDLI-LD29163510	A$101,432	4.00	G	VS2	Excellent	Excellent	Excellent	Faint	65	71.4	10.12 - 7.43 x 5.3	GIA
Need help finding the perfect diamond?
Pear SKU 10WE-262399-48	A$103,006	4.00	E	VS2	Excellent	Excellent	Excellent	Strong	64	64.5	13.29 - 8.6 x 5.55	GIA
Round SKU AN1E-100766848552	A$103,997	4.00	I	VVS1	Excellent	Excellent	Very good	Medium	54	63	10.13 - 10.05 x 6.36	GIA
Round SKU S2A9-6233901334	A$104,525	4.00	I	VVS2	Excellent	Excellent	Excellent	None	62	62	10.07 - 10.13 x 6.26	GIA
Round SKU S2A9-5503841648	A$110,181	4.00	D	SI1	Excellent	Excellent	Very good	Strong	55	63.4	9.97 - 10.09 x 6.36	GIA
Oval SKU S2A9-2225234973	A$110,519	4.00	I	SI1	Excellent	Excellent	Excellent	None	59	64.4	12.42 - 8.37 x 5.39	GIA
Oval SKU S2A9-1216854228	A$112,159	4.00	H	SI1	Excellent	Excellent	Excellent	Faint	59	63.8	12.09 - 8.81 x 5.62	GIA
Round SKU EDLI-LD28938478	A$116,891	4.00	D	VS2	Excellent	Excellent	Very good	Medium	55	63.6	9.96 - 10.05 x 6.36	GIA
Round SKU 10WE-265038-40	A$119,488	4.00	G	VS1	Excellent	Excellent	Excellent	Faint	55	63.1	10.02 - 10.09 x 6.34	GIA
Oval SKU 10WE-261049-45	A$119,690	4.00	D	SI1	Excellent	Excellent	Excellent	None	61	64.6	11.93 - 8.7 x 5.62	GIA
Oval SKU EDLI-LD28938482	A$122,997	4.00	D	VS2	Excellent	Excellent	Excellent	Strong	60	62.7	12.32 - 8.85 x 5.55	GIA
Round SKU S2A9-6511966800	A$124,553	4.00	H	VS1	Excellent	Excellent	Excellent	None	56	62.7	10.06 - 10.11 x 6.32	GIA
Heart SKU AN1E-100765971299	A$126,273	4.00	E	VS1	Very good	Excellent	Very good	Faint	58	60.1	9.37 - 11.17 x 6.71	GIA
Round SKU S2A9-2486784654	A$126,514	4.00	H	VVS1	Excellent	Excellent	Excellent	Faint	57	63	10 - 10.07 x 6.32	GIA
Oval SKU S2A9-1553184451	A$130,361	4.00	D	VS2	Excellent	Excellent	Excellent	Strong	59	62.3	12.69 - 8.74 x 5.45	GIA
Round SKU AN1E-100767703198	A$133,096	4.00	F	SI1	Excellent	Excellent	Excellent	Faint	55	63.4	10.11 - 10.05 x 6.39	GIA
Oval SKU EDLI-LD28862195	A$133,240	4.00	D	SI1	Excellent	Excellent	Excellent	None	58	63	12.6 - 8.86 x 5.58	GIA
Marquise SKU AN1E-100760012000	A$145,869	4.00	E	VS2	Excellent	Excellent	Excellent	None	65	63.9	14.85 - 8.41 x 5.37	GIA
Round SKU S2A9-6555219054	A$151,180	4.00	F	VS2	Excellent	Excellent	Excellent	None	59	62.1	10.15 - 10.09 x 6.28	GIA
Round SKU AN1E-100748090773	A$151,623	4.00	E	VS2	Very good	Excellent	Good	None	57	65.3	9.86 - 9.73 x 6.4	GIA
Asscher SKU AN1E-100753596260	A$156,596	4.00	D	VVS2	Good	Very good	Good	None	65	68.5	8.77 - 8.65 x 5.92	GIA
Round SKU S2A9-2125114508	A$161,041	4.00	E	VS1	Very good	Very good	Very good	Medium	56	62.9	10.02 - 10.12 x 6.33	GIA
Pear SKU S2A9-2547533653	A$165,219	4.00	G	VS1	Very good	Excellent	Very good	None	58	61.8	13.88 - 8.92 x 5.52	GIA
Emerald SKU 10WE-262443-113	A$174,849	4.00	E	VVS1	Excellent	Excellent	Excellent	None	71	67.2	10.95 - 7.41 x 4.98	GIA
Round SKU EDLI-LD29428157	A$201,628	4.00	F	VVS2	Excellent	Excellent	Excellent	None	60	59.7	10.24 - 10.31 x 6.13	GIA
Round SKU 10WE-260250-76	A$206,766	4.00	D	VVS1	Excellent	Excellent	Very good	None	57	63.4	10 - 10.06 x 6.35	GIA
Round SKU S2A9-1533833233	A$207,589	4.00	D	VVS1	Very good	Excellent	Good	Strong	59	62.7	9.98 - 10.09 x 6.29	GIA
Emerald SKU AN1E-100767791073	A$217,081	4.00	D	IF	Good	Excellent	Good	None	60	68.2	10.55 - 7.42 x 5.06	GIA

4 Carat (4ct) Diamonds

Filters

Cut

Fair Cut

Colour

Faint Yellow (M)

Clarity

Slightly Included 2

Colors of elegance

Most asked questions

Most asked questions

How much is a 4 carat diamond worth?

How much is a 4 carat diamond ring?

How big is a 4 carat diamond?

What payment methods are available?

What is your return policy?

4 Carat Diamonds: Prices, Styles and Buying Guide

Welcome, what can I help you find?

Setting Price

Diamond Price