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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 $254 NZD
As of November 6, 2026
Save $1,372 NZD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,627 NZD 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 $254 to $1,627, a $1,372 spread on the same certified stone. MOH London lists it at $1,627. 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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,627 NZD|Low: $226 NZD|High: $1,640 NZD|Avg: $842 NZD|+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$254 NZD
Retailer 6$317 NZD
Retailer 7$471 NZD
Retailer 3$532 NZD
Retailer 2$788 NZD
Retailer 4$927 NZD
Retailer 5$1,094 NZD
Retailer 9$1,121 NZD
Retailer 8$1,430 NZD
MOH London$1,627 NZD

44 data points across 10 retailers

12 retailers$254 NZD to $1,627 NZD

Retailer 1
-
$237 NZD
Price last confirmed 44 days ago
A
Retailer 2
-
$254 NZD
View
Retailer 3
-
$288 NZD
View
Price last confirmed 44 days ago
A
Retailer 4
-
$317 NZD
View
B+
Retailer 5
-
$471 NZD
View
A
Retailer 6
-
$532 NZD
View
B+
Retailer 7
-
$788 NZD
View
B+
Retailer 8
-
$927 NZD
View
B+
Retailer 9
-
$1,094 NZD
View
B
Retailer 10
-
$1,121 NZD
View
B
Retailer 11
-
$1,430 NZD
View
Most Expensive
B
MOH London
310810364 · Nov 4
$1,627 NZD
£720 GBP
View
11 more retailers have this diamond
Prices start from $254 NZDSave up to $1,372 NZD

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
$254 NZD