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Asscher|Lab Grown|IGI

1.03ct D SI1 Asscher Lab Grown Diamond

EX • D/SI1

Diamond specifications and retailer prices

From £114 GBP
As of November 3, 2026
Save £31 GBP (22%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £146 GBP at Moon Ocean · As of November 4, 2026
View at Moon Ocean

About this 1.03ct lab-grown asscher diamond

This 1.03ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of November 3, 2026, with prices from £114 to £146, a £31 spread on the same certified stone. Moon Ocean lists it at £146. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions5.46 × 5.43 × 3.77 mm
L/W Ratio1.01
Top View
5.46 mm5.43 mm1.03 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: MediumPavilionCulet: NoneDepth 69.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: £146 GBP|Low: £114 GBP|High: £158 GBP|Avg: £135 GBP|-6.7%
Moon Ocean
Retailer 2
November 4, 2026
Retailer 2£114 GBP
Moon Ocean£146 GBP

36 data points across 2 retailers

2 retailers£114 GBP to £146 GBP

A
Cheapest Retailer
-
£114 GBP
Most Expensive
B+
Moon Ocean
NVL-67CACC956-568 · Nov 4
£146 GBP
View
1 more retailer has this diamond
Prices start from £114 GBPSave up to £31 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
1.03ct Asscher
£114 GBP