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Round|Lab Grown|IGI

2.51ct G VVS2 Round Lab Grown Diamond

EX • G/VVS2 • IGI LG759509250

Shape and cutting style on the report: Round brilliant

Certificate IGI LG759509250

Diamond specifications and retailer prices

From £236 GBP
$313 USD
As of October 26, 2026
Save £942 GBP (80%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,927 GBP at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

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 LG759509250 or 759509250. Listed at 25 retailers as of October 26, 2026, with a 400% 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 angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759509250
Dimensions8.85 × 8.82 × 5.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.85 mm8.82 mm2.51 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759509250
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.3%

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 26
Current: £1,927 GBP|Low: £233 GBP|High: £1,979 GBP|Avg: £752 GBP|-2.7%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
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Retailer 21
October 29, 2026
Retailer 9£236 GBP
Retailer 19£263 GBP
Retailer 20£273 GBP
Retailer 4£292 GBP
Retailer 5£292 GBP
Retailer 18£410 GBP
Retailer 6£476 GBP
Retailer 15£495 GBP
Retailer 3£516 GBP
Retailer 2£518 GBP
Retailer 16£648 GBP
Retailer 21£668 GBP
Retailer 17£705 GBP
Retailer 8£756 GBP
Retailer 10£939 GBP
Retailer 11£974 GBP
Retailer 14£1,071 GBP
Retailer 7£1,170 GBP
Retailer 13£1,178 GBP
Retailer 12£1,501 GBP
Brilliant Earth£1,927 GBP

37 data points across 21 retailers

25 retailers£236 GBP to £1,178 GBP

A
Retailer 1
-
£233 GBP
$310 USD
Price last confirmed 37 days ago
A
Retailer 2
-
£236 GBP
$313 USD
View
A
Retailer 3
-
£263 GBP
$350 USD
View
Final sale: no returns
A
Retailer 4
-
£273 GBP
$363 USD
View
A
Retailer 5
-
£286 GBP
$380 USD
View
Price last confirmed 37 days ago
A
Retailer 6
-
£292 GBP
$388 USD
View
A
Retailer 7
-
£292 GBP
$388 USD
View
A
Retailer 8
-
£410 GBP
$545 USD
View
B+
Retailer 9
-
£476 GBP
$633 USD
View
A
Retailer 10
-
£495 GBP
€627 EUR
View
A
Retailer 11
-
£516 GBP
$686 USD
View
A
Retailer 12
-
£518 GBP
View
A
Retailer 13
-
£648 GBP
A$1,325 AUD
View
B+
Retailer 14
-
£668 GBP
$888 USD
View
B+
Retailer 15
-
£705 GBP
ZAR 15,128 ZAR
View
B+
Retailer 16
-
£756 GBP
$1,004 USD
View
B+
Retailer 17
-
£931 GBP
$1,237 USD
View
Price last confirmed 38 days ago
B+
Retailer 18
-
£939 GBP
$1,248 USD
View
B+
Retailer 19
-
£974 GBP
$1,294 USD
View
B+
Retailer 20
-
£1,071 GBP
$1,423 USD
View
B
Retailer 21
-
£1,113 GBP
$1,479 USD
View
B
Retailer 22
-
£1,170 GBP
$1,555 USD
View
B
Retailer 23
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£1,178 GBP
View
B
Retailer 24
-
£1,501 GBP
$1,995 USD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
18213405A · Oct 16
£1,927 GBP
$2,560 USD
View
Price last confirmed 13 days ago
24 more retailers have this diamond
Prices start from £236 GBPSave up to £942 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
£236 GBP