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Round|Lab Grown|IGI

0.80ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG774690283

Shape and cutting style on the report: Round brilliant

Certificate IGI LG774690283

Diamond specifications and retailer prices

From £134 GBP
As of November 4, 2026
Save £760 GBP (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £894 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.8ct lab-grown round diamond

This 0.8ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG774690283 or 774690283. Listed at 11 retailers as of November 2, 2026, with prices from £134 to £894, a £760 spread on the same certified stone. MOH London lists it at £894. 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

0.80
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774690283
Dimensions5.91 × 5.88 × 3.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.91 mm5.88 mm0.80 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774690283
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £894 GBP|Low: £134 GBP|High: £905 GBP|Avg: £329 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 2£134 GBP
Retailer 6£175 GBP
Retailer 3£210 GBP
Retailer 4£215 GBP
Retailer 7£372 GBP
Retailer 5£384 GBP
MOH London£894 GBP

32 data points across 7 retailers

11 retailers£134 GBP to £894 GBP

Retailer 1
-
£86 GBP
Price last confirmed 27 days ago
Retailer 2
-
£100 GBP
View
Price last confirmed 28 days ago
Retailer 3
-
£114 GBP
View
Price last confirmed 28 days ago
Retailer 4
-
£114 GBP
View
Price last confirmed 29 days ago
A
Retailer 5
-
£134 GBP
View
A
Retailer 6
-
£175 GBP
View
A
Retailer 7
-
£210 GBP
View
A
Retailer 8
-
£215 GBP
View
Retailer 9
-
£344 GBP
View
Price last confirmed 46 days ago
B
Retailer 10
-
£384 GBP
View
Most Expensive
B
MOH London
LG774690283 · Nov 2
£894 GBP
View
10 more retailers have this diamond
Prices start from £134 GBPSave up to £760 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
0.80ct Round
£134 GBP