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Oval|Lab Grown|IGI

1.80ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG445038836

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445038836

Diamond specifications and retailer prices

From £1,523 GBP
As of November 5, 2026
Save £3,509 GBP (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £5,032 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.8ct lab-grown oval diamond

This 1.8ct lab-grown oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445038836 or 445038836. Listed at 9 retailers as of November 5, 2026, with prices from £1,523 to £5,032, a £3,509 spread on the same certified stone. MOH London lists it at £5,032. 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

1.80
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445038836
Dimensions9.32 × 6.84 × 4.44 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.32 mm6.84 mm1.80 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445038836
Side View
Table 56.0%Crown 35.5°Girdle: STK-VTKPavilion 41.6°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,032 GBP|Low: £1,462 GBP|High: £5,106 GBP|Avg: £2,622 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5£1,523 GBP
Retailer 9£1,657 GBP
Retailer 6£1,766 GBP
Retailer 10£1,766 GBP
Retailer 11£2,253 GBP
Retailer 8£2,428 GBP
Retailer 2£2,717 GBP
Retailer 7£2,764 GBP
Retailer 4£2,833 GBP
Retailer 3£3,954 GBP
MOH London£5,032 GBP

39 data points across 11 retailers

9 retailers£1,523 GBP to £5,032 GBP

B+
Cheapest Retailer
-
£1,523 GBP
B+
Retailer 2
-
£1,657 GBP
View
B
Retailer 3
-
£1,766 GBP
View
Retailer 4
-
£1,766 GBP
View
Price last confirmed 26 days ago
B
Retailer 5
-
£2,428 GBP
View
B
Retailer 6
-
£2,717 GBP
View
B
Retailer 7
-
£2,764 GBP
View
B
Retailer 8
-
£2,833 GBP
View
Most Expensive
B
MOH London
LG445038836 · Nov 5
£5,032 GBP
View
8 more retailers have this diamond
Prices start from £1,523 GBPSave up to £3,509 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+
1.80ct Oval
£1,523 GBP