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Emerald|Lab Grown|IGI

1.17ct I SI2 Emerald Lab Grown Diamond

ID • I/SI2 • IGI LG440010810

Shape and cutting style on the report: Emerald cut

Certificate IGI LG440010810

Diamond specifications and retailer prices

From $690 USD
As of October 30, 2026
Save $3,332 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,022 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.17ct lab-grown emerald diamond

This 1.17ct lab-grown emerald sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440010810 or 440010810. Listed at 10 retailers as of October 29, 2026, with prices from $690 to $4,022, a $3,332 spread on the same certified stone. MOH London lists it at $4,022. 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

1.17
Carat
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle19.1°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440010810
Dimensions6.92 × 5.13 × 3.30 mm
L/W Ratio1.35
Culet sizeLong
Cert comments
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Top View
6.92 mm5.13 mm1.17 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440010810
Side View
Table 68.0%Crown 19.1°Girdle: Slightly ThickPavilion 37.8°Culet: LNGDepth 64.3%

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: Oct 30
Current: $4,022 USD|Low: $690 USD|High: $4,049 USD|Avg: $1,776 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$690 USD
Retailer 5$1,017 USD
Retailer 10$1,106 USD
Retailer 11$1,138 USD
Retailer 6$1,180 USD
Retailer 9$1,180 USD
Retailer 3$1,699 USD
Retailer 7$1,884 USD
Retailer 8$2,211 USD
Retailer 12$2,465 USD
Retailer 4$2,640 USD
MOH London$4,022 USD

16 data points across 12 retailers

10 retailers$690 USD to $4,022 USD

A
Cheapest Retailer
-
$690 USD
B+
Retailer 2
-
$1,017 USD
View
B+
Retailer 3
-
$1,106 USD
View
B+
Retailer 4
-
$1,138 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,180 USD
View
Retailer 6
-
$1,180 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$1,884 USD
View
B
Retailer 8
-
$2,211 USD
View
B
Retailer 9
-
$2,465 USD
View
Most Expensive
B
MOH London
LG440010810 · Oct 29
$4,022 USD
£3,167 GBP
View
9 more retailers have this diamond
Prices start from $690 USDSave up to $3,332 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.

A
1.17ct Emerald
$690 USD