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Oval|Lab Grown|IGI

0.77ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG447080006

Certificate IGI LG447080006

Diamond specifications and retailer prices

From £347 GBP
$465 USD
As of October 29, 2026
Save £347 GBP (50%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £694 GBP at Jared · As of October 30, 2026
View at Jared

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447080006 or 447080006. Listed at 2 retailers as of October 29, 2026, with prices from £347 to £694, a £347 spread on the same certified stone. Jared lists it at £694. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG447080006
Dimensions7.13 × 5.29 × 3.31 mm
L/W Ratio1.35
Top View
7.13 mm5.29 mm0.77 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447080006
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £694 GBP|Low: £347 GBP|High: £843 GBP|Avg: £592 GBP|-17.7%
Jared
Retailer 2
Retailer 3
Retailer 4
September 28, 2026
Retailer 2£347 GBP
Retailer 3£463 GBP
Jared£694 GBP
Retailer 4£791 GBP

2 data points across 4 retailers

2 retailers£347 GBP to £694 GBP

B+
Cheapest Retailer
-
£347 GBP
$465 USD
Most Expensive
B
Jared
102369366 · Oct 30
£694 GBP
$930 USD
View
1 more retailer has this diamond
Prices start from £347 GBPSave up to £347 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+
0.77ct Oval
£347 GBP