CaratHunter
Plans
Marquise|Lab Grown|IGI

2.51ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG844634100

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844634100

Diamond specifications and retailer prices

From £672 GBP
$902 USD
As of November 1, 2026
Save £2,283 GBP (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,955 GBP at Yadav Diamonds · As of November 2, 2026
View at Yadav Diamonds

About this 2.51ct lab-grown marquise diamond

This 2.51ct lab-grown marquise 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 LG844634100 or 844634100. Listed at 6 retailers as of November 1, 2026, with prices from £672 to £2,955, a £2,283 spread on the same certified stone. Yadav Diamonds lists it at £2,955. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844634100
Dimensions14.13 × 7.08 × 4.40 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.13 mm7.08 mm2.51 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844634100
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.1%

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: Nov 1
Current: £2,191 GBP|Low: £645 GBP|High: £2,955 GBP|Avg: £1,471 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yadav Diamonds
November 1, 2026
Retailer 3£672 GBP
Retailer 5£930 GBP
Retailer 6£1,059 GBP
Retailer 2£1,410 GBP
Retailer 7£1,750 GBP
Retailer 4£1,956 GBP
Retailer 1£2,191 GBP
Yadav Diamonds£2,955 GBP

6 data points across 8 retailers

6 retailers£672 GBP to £2,955 GBP

A
Cheapest Retailer
-
£672 GBP
$902 USD
Retailer 2
-
£930 GBP
$1,248 USD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
£1,410 GBP
CA$2,628 CAD
View
B
Retailer 4
-
£1,956 GBP
$2,625 USD
View
B
Retailer 5
-
£2,191 GBP
$2,940 USD
View
Most Expensive
B
Yadav Diamonds
13340317 · Nov 2
£2,955 GBP
$3,966 USD
View
5 more retailers have this diamond
Prices start from £672 GBPSave up to £2,283 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 Marquise
£672 GBP