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Emerald|Lab Grown|GCAL

1.09ct G SI1 Emerald Lab Grown Diamond

EX • G/SI1 • GCAL 310810364

Shape and cutting style on the report: Emerald step

Certificate GCAL 310810364

Diamond specifications and retailer prices

From €127 EUR
As of November 6, 2026
Save €687 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €815 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.09ct lab-grown emerald diamond

This 1.09ct lab-grown emerald sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 310810364. Listed at 12 retailers as of November 4, 2026, with prices from €127 to €815, a €687 spread on the same certified stone. MOH London lists it at €815. 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

1.09
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
CertificateGCAL 310810364
Dimensions6.90 × 5.08 × 3.30 mm
L/W Ratio1.36
Culet sizeNone
Top View
6.90 mm5.08 mm1.09 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 310810364
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €815 EUR|Low: €113 EUR|High: €821 EUR|Avg: €422 EUR|+7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10€127 EUR
Retailer 6€159 EUR
Retailer 7€236 EUR
Retailer 3€266 EUR
Retailer 2€395 EUR
Retailer 4€464 EUR
Retailer 5€548 EUR
Retailer 9€561 EUR
Retailer 8€716 EUR
MOH London€815 EUR

44 data points across 10 retailers

12 retailers€127 EUR to €815 EUR

Retailer 1
-
€118 EUR
Price last confirmed 44 days ago
A
Retailer 2
-
€127 EUR
View
Retailer 3
-
€144 EUR
View
Price last confirmed 44 days ago
A
Retailer 4
-
€159 EUR
View
B+
Retailer 5
-
€236 EUR
View
A
Retailer 6
-
€266 EUR
View
B+
Retailer 7
-
€395 EUR
View
B+
Retailer 8
-
€464 EUR
View
B+
Retailer 9
-
€548 EUR
View
B
Retailer 10
-
€561 EUR
View
B
Retailer 11
-
€716 EUR
View
Most Expensive
B
MOH London
310810364 · Nov 4
€815 EUR
£720 GBP
View
11 more retailers have this diamond
Prices start from €127 EURSave up to €687 EUR

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
1.09ct Emerald
€127 EUR