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Heart|Lab Grown|IGI

15.04ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG665404084

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665404084

Diamond specifications and retailer prices

From £4,527 GBP
$6,075 USD
As of November 2, 2026
Save £13,763 GBP (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £26,703 GBP at With Clarity · As of November 3, 2026
View at With Clarity

About this 15.04ct lab-grown heart diamond

This 15.04ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665404084 or 665404084. Listed at 20 retailers as of October 31, 2026, with a 304% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.04
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665404084
Dimensions16.98 × 15.64 × 9.71 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.98 mm15.64 mm15.04 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665404084
Side View
Table 64.0%Crown 36°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 57.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £8,017 GBP|Low: £4,527 GBP|High: £31,688 GBP|Avg: £10,647 GBP|+28.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
With Clarity
November 3, 2026
Retailer 19£4,527 GBP
Retailer 10£4,638 GBP
Retailer 18£4,745 GBP
Retailer 8£5,070 GBP
Retailer 16£5,254 GBP
Retailer 6£6,234 GBP
Retailer 4£6,245 GBP
Retailer 12£6,517 GBP
Retailer 7£6,896 GBP
Retailer 2£7,743 GBP
Retailer 1£8,017 GBP
Retailer 17£8,129 GBP
Retailer 13£8,717 GBP
Retailer 14£9,565 GBP
Retailer 15£10,042 GBP
Retailer 3£10,571 GBP
Retailer 5£14,611 GBP
Retailer 11£16,421 GBP
Retailer 9£18,205 GBP
Retailer 20£18,290 GBP
With Clarity£26,703 GBP

36 data points across 21 retailers

20 retailers£4,527 GBP to £18,290 GBP

A
Cheapest Retailer
-
£4,527 GBP
$6,075 USD
A
Retailer 2
-
£4,638 GBP
CA$8,645 CAD
View
A
Retailer 3
-
£4,745 GBP
$6,367 USD
View
A
Retailer 4
-
£5,070 GBP
$6,804 USD
View
Final sale: no returns
A
Retailer 5
-
£5,254 GBP
$7,050 USD
View
Retailer 6
-
£5,823 GBP
$7,814 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
£6,234 GBP
$8,366 USD
View
B+
Retailer 8
-
£6,245 GBP
$8,380 USD
View
B+
Retailer 9
-
£6,517 GBP
View
B+
Retailer 10
-
£6,896 GBP
HK$72,300 HKD
View
B
Retailer 11
-
£7,743 GBP
$10,390 USD
View
B
Retailer 12
-
£8,017 GBP
$10,758 USD
View
B+
Retailer 13
-
£8,129 GBP
ZAR 176,230 ZAR
View
B
Retailer 14
-
£9,565 GBP
€12,225 EUR
View
B
Retailer 15
-
£10,042 GBP
A$20,731 AUD
View
B
Retailer 16
-
£10,571 GBP
$14,186 USD
View
B
Retailer 17
-
£14,611 GBP
$19,608 USD
View
B
Retailer 18
-
£18,205 GBP
$24,430 USD
View
B
Retailer 19
-
£18,290 GBP
$24,544 USD
View
Most Expensive
With Clarity
665404084 · Nov 3
£26,703 GBP
$35,834 USD
View
Price under review
19 more retailers have this diamond
Prices start from £4,527 GBPSave up to £13,763 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
15.04ct Heart
£4,527 GBP