CaratHunter
Plans
Oval|Lab Grown|IGI

2.56ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG447001981

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447001981

Diamond specifications and retailer prices

From £2,923 GBP
As of November 5, 2026
Save £4,321 GBP (60%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £7,244 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.56ct lab-grown oval diamond

This 2.56ct lab-grown oval sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001981 or 447001981. Listed at 8 retailers as of November 5, 2026, with prices from £2,923 to £7,244, a £4,321 spread on the same certified stone. MOH London lists it at £7,244. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.56
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.7°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001981
Dimensions10.40 × 7.77 × 4.93 mm
L/W Ratio1.34
Girdle conditionFaceted
Top View
10.40 mm7.77 mm2.56 ctK / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447001981
Side View
Table 61.5%Crown 36.7°Girdle: STK-VTKPavilion 41.7°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £7,244 GBP|Low: £2,807 GBP|High: £7,698 GBP|Avg: £4,732 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3£2,923 GBP
Retailer 7£3,064 GBP
Retailer 4£3,391 GBP
Retailer 8£3,789 GBP
Retailer 6£4,238 GBP
Retailer 2£4,498 GBP
Retailer 5£5,254 GBP
MOH London£7,244 GBP
Retailer 9£7,698 GBP

15 data points across 9 retailers

8 retailers£2,923 GBP to £7,244 GBP

B
Cheapest Retailer
-
£2,923 GBP
B
Retailer 2
-
£3,064 GBP
View
B
Retailer 3
-
£3,391 GBP
View
Retailer 4
-
£3,391 GBP
View
Price last confirmed 25 days ago
B
Retailer 5
-
£4,238 GBP
View
B
Retailer 6
-
£4,498 GBP
View
C
Retailer 7
-
£5,254 GBP
View
Most Expensive
C
MOH London
LG447001981 · Nov 5
£7,244 GBP
View
7 more retailers have this diamond
Prices start from £2,923 GBPSave up to £4,321 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.

B
2.56ct Oval
£2,923 GBP