Oval|Lab Grown|UNKNOWN

1.03ct G SI2 Oval Lab Grown Diamond

ID • G/SI2 • UNKNOWN 225765312

Certificate UNKNOWN 225765312

Diamond specifications and retailer prices

From £90 GBP
As of November 5, 2026
Save £271 GBP (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £362 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 225765312. Listed at 4 retailers as of November 5, 2026, with prices from £90 to £362, a £271 spread on the same certified stone. NZ Jewellers lists it at £362. 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

1.03
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 225765312
Dimensions8.05 × 5.84 × 3.35 mm
L/W Ratio1.38
Top View
8.05 mm5.84 mm1.03 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 225765312
Side View
TableCrownGirdlePavilionCuletDepth

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
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Price History

Last verified: Nov 5
Current: £362 GBP|Low: £87 GBP|High: £362 GBP|Avg: £151 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 24, 2026
Retailer 4£90 GBP
Retailer 2£105 GBP
Retailer 3£120 GBP
Retailer 5£120 GBP
Retailer 6£140 GBP
NZ Jewellers£362 GBP

10 data points across 6 retailers

4 retailers£90 GBP to £362 GBP

B+
Cheapest Retailer
-
£90 GBP
B+
Retailer 2
-
£105 GBP
View
B+
Retailer 3
-
£120 GBP
View
Most Expensive
B
NZ Jewellers
447cbb52-0b16-482d-9435-3faf2c5bea73 · Nov 5
£362 GBP
$484 USD
View
3 more retailers have this diamond
Prices start from £90 GBPSave up to £271 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+
1.03ct Oval
£90 GBP