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Round|Lab Grown|IGI

2.51ct G VVS2 Round Lab Grown Diamond

EX • G/VVS2 • IGI LG837625858

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837625858

Diamond specifications and retailer prices

From £230 GBP
$305 USD
As of October 23, 2026
Save £972 GBP (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,509 GBP at Rare Carat · As of October 14, 2026
View at Rare Carat

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837625858 or 837625858. Listed at 22 retailers as of October 23, 2026, with a 424% 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

2.51
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837625858
Dimensions8.85 × 8.89 × 5.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.85 mm8.89 mm2.51 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837625858
Side View
Table 59.0%Crown 31.9°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 59.2%

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: Oct 23
Current: £1,509 GBP|Low: £224 GBP|High: £1,509 GBP|Avg: £663 GBP
Rare Carat
Retailer 2
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Retailer 22
October 27, 2026
Retailer 14£230 GBP
Retailer 12£266 GBP
Retailer 3£283 GBP
Retailer 21£283 GBP
Retailer 10£318 GBP
Retailer 18£378 GBP
Retailer 17£402 GBP
Retailer 19£482 GBP
Retailer 2£503 GBP
Retailer 13£508 GBP
Retailer 11£542 GBP
Retailer 5£633 GBP
Retailer 15£666 GBP
Retailer 9£675 GBP
Retailer 16£869 GBP
Retailer 8£909 GBP
Retailer 4£914 GBP
Retailer 20£945 GBP
Retailer 7£1,007 GBP
Retailer 22£1,135 GBP
Retailer 6£1,202 GBP
Rare Carat£1,509 GBP

29 data points across 22 retailers

22 retailers£230 GBP to £1,202 GBP

A
Cheapest Retailer
-
£230 GBP
$305 USD
A
Retailer 2
-
£266 GBP
$353 USD
View
A
Retailer 3
-
£283 GBP
$376 USD
View
A
Retailer 4
-
£283 GBP
$376 USD
View
A
Retailer 5
-
£318 GBP
HK$3,300 HKD
View
B+
Retailer 6
-
£378 GBP
$502 USD
View
A
Retailer 7
-
£402 GBP
View
A
Retailer 8
-
£482 GBP
View
A
Retailer 9
-
£503 GBP
€637 EUR
View
A
Retailer 10
-
£508 GBP
$675 USD
View
A
Retailer 11
-
£542 GBP
$720 USD
View
A
Retailer 12
-
£633 GBP
A$1,294 AUD
View
A
Retailer 13
-
£666 GBP
$885 USD
View
A
Retailer 14
-
£675 GBP
ZAR 14,484 ZAR
View
B+
Retailer 15
-
£869 GBP
$1,155 USD
View
B+
Retailer 16
-
£909 GBP
$1,208 USD
View
B+
Retailer 17
-
£914 GBP
SGD 1,642 SGD
View
B+
Retailer 18
-
£945 GBP
$1,255 USD
View
B+
Retailer 19
-
£1,007 GBP
$1,338 USD
View
B+
Retailer 20
-
£1,135 GBP
View
B
Retailer 21
-
£1,202 GBP
$1,597 USD
View
Most Expensive
B
Rare Carat
00052296_l_837625858 · Oct 14
£1,509 GBP
$2,005 USD
View
Price last confirmed 14 days ago
21 more retailers have this diamond
Prices start from £230 GBPSave up to £972 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
2.51ct Round
£230 GBP