CaratHunter
Plans
Round|Lab Grown|IGI

2.81ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG476187874

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476187874

Diamond specifications and retailer prices

From £1,817 GBP
As of November 5, 2026
Save £3,811 GBP (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £5,628 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.81ct lab-grown round diamond

This 2.81ct lab-grown round 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 LG476187874 or 476187874. Listed at 9 retailers as of November 5, 2026, with prices from £1,817 to £5,628, a £3,811 spread on the same certified stone. MOH London lists it at £5,628. 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

2.81
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476187874
Dimensions9.18 × 9.22 × 5.36 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.18 mm9.22 mm2.81 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476187874
Side View
Table 61.0%Crown 32.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 58.3%

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 5
Current: £5,628 GBP|Low: £1,817 GBP|High: £5,718 GBP|Avg: £3,196 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4£1,817 GBP
Retailer 5£2,108 GBP
Retailer 2£2,229 GBP
Retailer 7£2,673 GBP
Retailer 3£3,160 GBP
Retailer 6£3,286 GBP
MOH London£5,628 GBP

18 data points across 7 retailers

9 retailers£1,817 GBP to £5,628 GBP

A
Cheapest Retailer
-
£1,817 GBP
A
Retailer 2
-
£1,977 GBP
View
Retailer 3
-
£2,108 GBP
View
Price last confirmed 25 days ago
A
Retailer 4
-
£2,108 GBP
View
B+
Retailer 5
-
£2,229 GBP
View
B
Retailer 6
-
£2,897 GBP
View
B
Retailer 7
-
£3,160 GBP
View
B
Retailer 8
-
£3,286 GBP
View
Most Expensive
B
MOH London
LG476187874 · Nov 5
£5,628 GBP
View
8 more retailers have this diamond
Prices start from £1,817 GBPSave up to £3,811 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
2.81ct Round
£1,817 GBP