Round|Lab Grown|IGI

1.51ct G VVS2 Round Lab Grown Diamond

ID • G/VVS2 • IGI LG803683221

Shape and cutting style on the report: Round brilliant

Certificate IGI LG803683221

Diamond specifications and retailer prices

From £155 GBP
$208 USD
As of November 3, 2026
Save £628 GBP (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £915 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG803683221 or 803683221. Listed at 22 retailers as of November 3, 2026, with a 405% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803683221
Dimensions7.28 × 7.21 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.28 mm7.21 mm1.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803683221
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Nov 3
Current: £313 GBP|Low: £154 GBP|High: £926 GBP|Avg: £458 GBP|-2.7%
Retailer 1
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Retailer 21
Reve Diamonds
November 3, 2026
Retailer 17£155 GBP
Retailer 7£175 GBP
Retailer 6£182 GBP
Retailer 8£195 GBP
Retailer 14£220 GBP
Retailer 12£299 GBP
Retailer 1£313 GBP
Retailer 5£329 GBP
Retailer 11£334 GBP
Retailer 3£356 GBP
Retailer 16£358 GBP
Retailer 13£385 GBP
Retailer 2£454 GBP
Retailer 19£504 GBP
Retailer 18£619 GBP
Retailer 21£624 GBP
Retailer 10£665 GBP
Retailer 9£738 GBP
Retailer 20£771 GBP
Retailer 4£780 GBP
Retailer 15£783 GBP
Reve Diamonds£915 GBP

32 data points across 22 retailers

22 retailers£155 GBP to £783 GBP

A
Cheapest Retailer
-
£155 GBP
$208 USD
Retailer 2
-
£182 GBP
$244 USD
View
Price last confirmed 7 days ago
Retailer 3
-
£195 GBP
$261 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
£220 GBP
HK$2,300 HKD
View
A
Retailer 5
-
£299 GBP
View
A
Retailer 6
-
£313 GBP
€400 EUR
View
Retailer 7
-
£329 GBP
ZAR 7,127 ZAR
View
Price last confirmed 11 days ago
Retailer 8
-
£334 GBP
$448 USD
View
Price last confirmed 9 days ago
Retailer 9
-
£356 GBP
View
Price last confirmed 7 days ago
A
Retailer 10
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£358 GBP
$480 USD
View
Retailer 11
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£385 GBP
$516 USD
View
Price last confirmed 8 days ago
Retailer 12
-
£454 GBP
A$937 AUD
View
Price last confirmed 7 days ago
B+
Retailer 13
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£504 GBP
$676 USD
View
B+
Retailer 14
-
£619 GBP
$830 USD
View
B+
Retailer 15
-
£624 GBP
SGD 1,131 SGD
View
Retailer 16
-
£665 GBP
$892 USD
View
Price last confirmed 7 days ago
Retailer 17
-
£666 GBP
$893 USD
View
Price last confirmed 72 days ago
B
Retailer 18
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£738 GBP
$990 USD
View
B
Retailer 19
-
£771 GBP
$1,034 USD
View
Retailer 20
-
£780 GBP
View
Price last confirmed 9 days ago
B
Retailer 21
-
£783 GBP
$1,050 USD
View
Most Expensive
Reve Diamonds
0CC19990C · Oct 25
£915 GBP
$1,227 USD
View
Price last confirmed 9 days ago
21 more retailers have this diamond
Prices start from £155 GBPSave up to £628 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
1.51ct Round
£155 GBP