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2.51ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG814638765

Shape and cutting style on the report: Round brilliant

Certificate IGI LG814638765

Diamond specifications and retailer prices

From £261 GBP
$350 USD
As of October 29, 2026
Save £1,008 GBP (79%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,269 GBP at MOH London · As of October 26, 2026
View at MOH London

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG814638765 or 814638765. Listed at 19 retailers as of October 26, 2026, with prices from £261 to £1,269, a £1,008 spread on the same certified stone. MOH London lists it at £1,269. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814638765
Dimensions8.77 × 8.74 × 5.36 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
8.77 mm8.74 mm2.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814638765
Side View
Table 57.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.3%

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: Oct 29
Current: £1,269 GBP|Low: £251 GBP|High: £1,359 GBP|Avg: £678 GBP|-5.5%
MOH London
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Retailer 19
October 30, 2026
Retailer 19£261 GBP
Retailer 7£293 GBP
Retailer 6£304 GBP
Retailer 4£325 GBP
Retailer 18£325 GBP
Retailer 2£429 GBP
Retailer 17£449 GBP
Retailer 15£452 GBP
Retailer 9£544 GBP
Retailer 12£582 GBP
Retailer 13£721 GBP
Retailer 14£782 GBP
Retailer 10£823 GBP
Retailer 16£951 GBP
Retailer 5£1,043 GBP
Retailer 11£1,074 GBP
Retailer 3£1,225 GBP
Retailer 8£1,249 GBP
MOH London£1,269 GBP

36 data points across 19 retailers

19 retailers£261 GBP to £1,269 GBP

A
Cheapest Retailer
-
£261 GBP
$350 USD
A
Retailer 2
-
£293 GBP
$392 USD
View
Final sale: no returns
A
Retailer 3
-
£304 GBP
$407 USD
View
A
Retailer 4
-
£325 GBP
$435 USD
View
A
Retailer 5
-
£325 GBP
$435 USD
View
A
Retailer 6
-
£429 GBP
View
B+
Retailer 7
-
£449 GBP
$602 USD
View
A
Retailer 8
-
£452 GBP
$605 USD
View
A
Retailer 9
-
£544 GBP
$729 USD
View
A
Retailer 10
-
£582 GBP
View
B+
Retailer 11
-
£721 GBP
A$1,486 AUD
View
B+
Retailer 12
-
£782 GBP
ZAR 16,931 ZAR
View
B+
Retailer 13
-
£823 GBP
$1,103 USD
View
B+
Retailer 14
-
£951 GBP
$1,274 USD
View
B+
Retailer 15
-
£1,043 GBP
$1,397 USD
View
B+
Retailer 16
-
£1,074 GBP
$1,439 USD
View
B
Retailer 17
-
£1,225 GBP
$1,642 USD
View
B
Retailer 18
-
£1,249 GBP
$1,674 USD
View
Most Expensive
B
MOH London
LG814638765 · Oct 26
£1,269 GBP
View
18 more retailers have this diamond
Prices start from £261 GBPSave up to £1,008 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
£261 GBP