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Oval|Lab Grown|IGI

0.77ct D SI2 Oval Lab Grown Diamond

ID • D/SI2 • IGI LG12470304

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG12470304

Diamond specifications and retailer prices

From £188 GBP
$250 USD
As of October 29, 2026
Save £686 GBP (79%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £874 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.77ct lab-grown oval diamond

This 0.77ct lab-grown oval sits in the just-under-one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12470304 or 12470304. Listed at 4 retailers as of October 29, 2026, with prices from £188 to £874, a £686 spread on the same certified stone. MOH London lists it at £874. 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

0.77
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12470304
Dimensions7.25 × 5.19 × 3.17 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
7.25 mm5.19 mm0.77 ctD / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12470304
Side View
Table 59.0%Crown 35°Girdle: THK-VTKPavilion 39.1°Culet: NoneDepth 61.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £874 GBP|Low: £141 GBP|High: £879 GBP|Avg: £453 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3£188 GBP
Retailer 2£205 GBP
Retailer 4£284 GBP
Retailer 5£511 GBP
Retailer 6£548 GBP
Retailer 7£548 GBP
MOH London£874 GBP

11 data points across 7 retailers

4 retailers£188 GBP to £874 GBP

A
Cheapest Retailer
-
£188 GBP
$250 USD
A
Retailer 2
-
£205 GBP
$273 USD
View
B+
Retailer 3
-
£284 GBP
$378 USD
View
Most Expensive
B
MOH London
LG12470304 · Oct 29
£874 GBP
View
3 more retailers have this diamond
Prices start from £188 GBPSave up to £686 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
0.77ct Oval
£188 GBP