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Oval|Lab Grown|IGI

2.61ct K SI1 Oval Lab Grown Diamond

ID • K/SI1 • IGI LG445037400

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037400

Diamond specifications and retailer prices

From £1,640 GBP
As of November 5, 2026
Save £3,507 GBP (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £5,146 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.61ct lab-grown oval diamond

This 2.61ct 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 LG445037400 or 445037400. Listed at 9 retailers as of November 5, 2026, with prices from £1,640 to £5,146, a £3,507 spread on the same certified stone. MOH London lists it at £5,146. 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

2.61
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037400
Dimensions10.48 × 7.85 × 4.97 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Top View
10.48 mm7.85 mm2.61 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037400
Side View
Table 58.5%Crown 35.9°Girdle: STK-THKPavilion 41°Culet: NoneDepth 63.3%

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: Nov 5
Current: £5,146 GBP|Low: £1,640 GBP|High: £6,806 GBP|Avg: £3,410 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4£1,640 GBP
Retailer 5£1,902 GBP
Retailer 3£2,025 GBP
Retailer 7£2,432 GBP
Retailer 6£2,971 GBP
Retailer 2£2,981 GBP
MOH London£5,146 GBP
Retailer 8£6,806 GBP

16 data points across 8 retailers

9 retailers£1,640 GBP to £5,146 GBP

A
Cheapest Retailer
-
£1,640 GBP
A
Retailer 2
-
£1,784 GBP
View
Retailer 3
-
£1,902 GBP
View
Price last confirmed 26 days ago
A
Retailer 4
-
£1,902 GBP
View
A
Retailer 5
-
£2,025 GBP
View
B+
Retailer 6
-
£2,614 GBP
View
B
Retailer 7
-
£2,971 GBP
View
B
Retailer 8
-
£2,981 GBP
View
Most Expensive
B
MOH London
LG445037400 · Nov 5
£5,146 GBP
View
8 more retailers have this diamond
Prices start from £1,640 GBPSave up to £3,507 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
2.61ct Oval
£1,640 GBP