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Oval|Lab Grown|IGI

1.02ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG476187405

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG476187405

Diamond specifications and retailer prices

From £448 GBP
As of November 6, 2026
Save £2,530 GBP (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,978 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.02ct lab-grown oval diamond

This 1.02ct lab-grown oval sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG476187405 or 476187405. Listed at 11 retailers as of November 3, 2026, with prices from £448 to £2,978, a £2,530 spread on the same certified stone. MOH London lists it at £2,978. 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

1.02
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476187405
Dimensions7.67 × 5.76 × 3.66 mm
L/W Ratio1.33
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
7.67 mm5.76 mm1.02 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476187405
Side View
Table 59.5%Crown 34.9°Girdle: STK-VTKPavilion 41.7°Culet: NoneDepth 63.5%

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 6
Current: £2,978 GBP|Low: £448 GBP|High: £3,014 GBP|Avg: £1,383 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2£448 GBP
Retailer 5£757 GBP
Retailer 8£847 GBP
Retailer 6£878 GBP
Retailer 9£878 GBP
Retailer 4£1,009 GBP
Retailer 11£1,261 GBP
Retailer 7£1,402 GBP
Retailer 10£1,835 GBP
Retailer 3£2,514 GBP
MOH London£2,978 GBP

12 data points across 11 retailers

11 retailers£448 GBP to £2,978 GBP

A
Cheapest Retailer
-
£448 GBP
B+
Retailer 2
-
£757 GBP
View
B+
Retailer 3
-
£823 GBP
View
B+
Retailer 4
-
£847 GBP
View
Final sale: no returns
Retailer 5
-
£878 GBP
View
Price last confirmed 25 days ago
B+
Retailer 6
-
£878 GBP
View
B+
Retailer 7
-
£1,009 GBP
View
B
Retailer 8
-
£1,402 GBP
View
B
Retailer 9
-
£1,646 GBP
View
B
Retailer 10
-
£1,835 GBP
View
Most Expensive
B
MOH London
LG476187405 · Nov 3
£2,978 GBP
View
10 more retailers have this diamond
Prices start from £448 GBPSave up to £2,530 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
1.02ct Oval
£448 GBP