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Emerald|Lab Grown|IGI

1.00ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG512221612

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512221612

Diamond specifications and retailer prices

From $672 SGD
As of November 6, 2026
Save $1,520 SGD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,470 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald 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 IGI LG512221612 or 512221612. Listed at 10 retailers as of November 6, 2026, with a 226% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.00
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle22.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512221612
Dimensions7.24 × 4.68 × 2.98 mm
L/W Ratio1.55
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.24 mm4.68 mm1.00 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512221612
Side View
Table 67.0%Crown 22.2°Girdle: STK-THKPavilion 37.6°Culet: LNGDepth 63.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,470 SGD|Low: $645 SGD|High: $3,520 SGD|Avg: $1,408 SGD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 4$672 SGD
Retailer 10$752 SGD
Retailer 6$833 SGD
Retailer 9$833 SGD
Retailer 5$971 SGD
Retailer 2$1,271 SGD
Retailer 7$1,291 SGD
Retailer 3$2,151 SGD
Retailer 8$2,192 SGD
MOH London$3,470 SGD

45 data points across 10 retailers

10 retailers$672 SGD to $2,192 SGD

B+
Cheapest Retailer
-
$672 SGD
B+
Retailer 2
-
$752 SGD
View
Retailer 3
-
$833 SGD
View
Price last confirmed 21 days ago
B
Retailer 4
-
$833 SGD
View
B
Retailer 5
-
$971 SGD
View
B
Retailer 6
-
$1,271 SGD
View
B
Retailer 7
-
$1,291 SGD
View
B
Retailer 8
-
$2,151 SGD
View
B
Retailer 9
-
$2,192 SGD
View
Most Expensive
MOH London
LG512221612 · Nov 5
$3,470 SGD
£2,139 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $672 SGDSave up to $1,520 SGD

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+
1.00ct Emerald
$672 SGD