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Oval|Lab Grown|IGI

2.54ct K SI1 Oval Lab Grown Diamond

ID • K/SI1 • IGI LG447001157

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447001157

Diamond specifications and retailer prices

From £1,596 GBP
As of November 5, 2026
Save £3,414 GBP (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £5,010 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.54ct lab-grown oval diamond

This 2.54ct lab-grown oval sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001157 or 447001157. Listed at 9 retailers as of November 5, 2026, with prices from £1,596 to £5,010, a £3,414 spread on the same certified stone. MOH London lists it at £5,010. 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

2.54
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001157
Dimensions10.68 × 7.83 × 4.67 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Top View
10.68 mm7.83 mm2.54 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001157
Side View
Table 58.0%Crown 35.4°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 59.6%

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: Nov 5
Current: £5,010 GBP|Low: £1,596 GBP|High: £5,090 GBP|Avg: £2,762 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5£1,596 GBP
Retailer 6£1,851 GBP
Retailer 2£1,976 GBP
Retailer 8£2,372 GBP
Retailer 3£2,546 GBP
Retailer 7£2,894 GBP
Retailer 4£2,902 GBP
MOH London£5,010 GBP

21 data points across 8 retailers

9 retailers£1,596 GBP to £5,010 GBP

A
Cheapest Retailer
-
£1,596 GBP
A
Retailer 2
-
£1,736 GBP
View
Retailer 3
-
£1,851 GBP
View
Price last confirmed 26 days ago
A
Retailer 4
-
£1,851 GBP
View
A
Retailer 5
-
£1,976 GBP
View
B+
Retailer 6
-
£2,545 GBP
View
B
Retailer 7
-
£2,894 GBP
View
B+
Retailer 8
-
£2,902 GBP
View
Most Expensive
B
MOH London
LG447001157 · Nov 5
£5,010 GBP
View
8 more retailers have this diamond
Prices start from £1,596 GBPSave up to £3,414 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
2.54ct Oval
£1,596 GBP