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Emerald|Lab Grown|GCAL

0.90ct F SI2 Emerald Lab Grown Diamond

EX • F/SI2 • GCAL 300090151

Shape and cutting style on the report: Emerald step

Certificate GCAL 300090151

Diamond specifications and retailer prices

From $335 USD
As of November 6, 2026
Save $597 USD (64%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $932 USD at MOH London · As of November 4, 2026
View at MOH London

About this 0.9ct lab-grown emerald diamond

This 0.9ct lab-grown emerald sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 300090151. Listed at 2 retailers as of November 4, 2026, with prices from $335 to $932, a $597 spread on the same certified stone. MOH London lists it at $932. 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

0.90
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
CertificateGCAL 300090151
Dimensions6.31 × 4.56 × 3.17 mm
L/W Ratio1.38
Culet sizeNone
Top View
6.31 mm4.56 mm0.90 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 300090151
Side View
Table 69.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 69.5%

Caratlytics Score

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

Last verified: Nov 6
Current: $932 USD|Low: $303 USD|High: $946 USD|Avg: $524 USD|-0.3%
MOH London
Retailer 2
Retailer 3
November 4, 2026
Retailer 3$303 USD
Retailer 2$335 USD
MOH London$932 USD

9 data points across 3 retailers

2 retailers$335 USD to $932 USD

B+
Cheapest Retailer
-
$335 USD
Most Expensive
B
MOH London
300090151 · Nov 4
$932 USD
£734 GBP
View
1 more retailer has this diamond
Prices start from $335 USDSave up to $597 USD

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+
0.90ct Emerald
$335 USD