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Round|Lab Grown|IGI

15.00ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG843672102

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843672102

Diamond specifications and retailer prices

From £5,078 GBP
$6,804 USD
As of October 29, 2026
Save £16,939 GBP (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £30,068 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 15ct lab-grown round diamond

This 15ct lab-grown round 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 LG843672102 or 843672102. Listed at 19 retailers as of October 29, 2026, with a 334% 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

15.00
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843672102
Dimensions13.43 × 13.34 × 8.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.43 mm13.34 mm15.00 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843672102
Side View
Table 57.0%Crown 32.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.5%

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: Oct 29
Current: £7,373 GBP|Low: £4,756 GBP|High: £30,068 GBP|Avg: £10,545 GBP|+0.3%
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
With Clarity
November 1, 2026
Retailer 7£4,756 GBP
Retailer 4£5,078 GBP
Retailer 18£5,281 GBP
Retailer 9£5,570 GBP
Retailer 8£5,891 GBP
Retailer 14£5,892 GBP
Retailer 6£6,698 GBP
Retailer 2£6,771 GBP
Retailer 5£6,992 GBP
Retailer 1£7,373 GBP
Retailer 16£8,713 GBP
Retailer 11£9,118 GBP
Retailer 15£10,202 GBP
Retailer 12£10,804 GBP
Retailer 17£11,270 GBP
Retailer 3£11,361 GBP
Retailer 10£20,174 GBP
Retailer 13£22,017 GBP
With Clarity£30,068 GBP

19 data points across 19 retailers

19 retailers£5,078 GBP to £22,017 GBP

Retailer 1
-
£4,756 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
£5,078 GBP
$6,804 USD
View
B+
Retailer 3
-
£5,281 GBP
$7,076 USD
View
B+
Retailer 4
-
£5,570 GBP
$7,463 USD
View
B+
Retailer 5
-
£5,891 GBP
$7,893 USD
View
B+
Retailer 6
-
£5,892 GBP
$7,895 USD
View
B+
Retailer 7
-
£6,698 GBP
$8,975 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£6,771 GBP
$9,072 USD
View
B+
Retailer 9
-
£6,992 GBP
$9,369 USD
View
B+
Retailer 10
-
£7,373 GBP
View
B
Retailer 11
-
£8,713 GBP
$11,675 USD
View
B
Retailer 12
-
£9,118 GBP
ZAR 197,375 ZAR
View
B
Retailer 13
-
£10,202 GBP
$13,669 USD
View
B
Retailer 14
-
£10,804 GBP
€13,787 EUR
View
Retailer 15
-
£11,270 GBP
A$23,232 AUD
View
Price last confirmed 9 days ago
B
Retailer 16
-
£11,361 GBP
$15,222 USD
View
B
Retailer 17
-
£20,174 GBP
$27,031 USD
View
B
Retailer 18
-
£22,017 GBP
$29,500 USD
View
Most Expensive
With Clarity
843672102 · Oct 31
£30,068 GBP
$40,288 USD
View
Price under review
18 more retailers have this diamond
Prices start from £5,078 GBPSave up to £16,939 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
15.00ct Round
£5,078 GBP