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Emerald|Lab Grown|IGI

1.05ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG508156278

Shape and cutting style on the report: Emerald cut

Certificate IGI LG508156278

Diamond specifications and retailer prices

From $599 USD
As of November 1, 2026
Save $2,623 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,222 USD at MOH London · As of November 3, 2026
View at MOH London

About this 1.05ct lab-grown emerald diamond

This 1.05ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508156278 or 508156278. Listed at 11 retailers as of November 1, 2026, with prices from $599 to $3,222, a $2,623 spread on the same certified stone. MOH London lists it at $3,222. 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

1.05
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.6°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156278
Dimensions7.30 × 4.71 × 2.94 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
7.30 mm4.71 mm1.05 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508156278
Side View
Table 62.5%Crown 21.6°Girdle: Slightly ThickPavilion 34°Culet: LNGDepth 62.4%

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 1
Current: $3,222 USD|Low: $575 USD|High: $3,261 USD|Avg: $1,238 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 6$599 USD
Retailer 7$630 USD
Retailer 13$669 USD
Retailer 12$670 USD
Retailer 8$742 USD
Retailer 11$742 USD
Retailer 3$870 USD
Retailer 9$1,139 USD
Retailer 4$1,170 USD
Retailer 2$1,842 USD
Retailer 10$1,952 USD
Retailer 5$1,989 USD
MOH London$3,222 USD

18 data points across 13 retailers

11 retailers$599 USD to $3,222 USD

A
Cheapest Retailer
-
$599 USD
A
Retailer 2
-
$630 USD
View
A
Retailer 3
-
$669 USD
View
Final sale: no returns
A
Retailer 4
-
$670 USD
View
A
Retailer 5
-
$742 USD
View
Retailer 6
-
$742 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$870 USD
View
B+
Retailer 8
-
$1,139 USD
View
B
Retailer 9
-
$1,842 USD
View
B
Retailer 10
-
$1,952 USD
View
Most Expensive
B
MOH London
LG508156278 · Nov 3
$3,222 USD
£2,537 GBP
View
10 more retailers have this diamond
Prices start from $599 USDSave up to $2,623 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
1.05ct Emerald
$599 USD