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Emerald|Lab Grown|IGI

1.00ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG603345222

Shape and cutting style on the report: Emerald cut

Certificate IGI LG603345222

Diamond specifications and retailer prices

From $141 USD
As of November 1, 2026
Save $1,166 USD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,307 USD at MOH London · As of November 1, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG603345222 or 603345222. Listed at 20 retailers as of November 1, 2026, with prices from $141 to $1,307, a $1,166 spread on the same certified stone. MOH London lists it at $1,307. 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
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603345222
Dimensions6.52 × 4.71 × 3.31 mm
L/W Ratio1.38
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.52 mm4.71 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603345222
Side View
Table 65.0%Crown 37.9°Girdle: MediumPavilion 41.2°Culet: LNGDepth 70.3%

Caratlytics Score

How it works →
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 1
Current: $1,307 USD|Low: $141 USD|High: $1,322 USD|Avg: $407 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3$141 USD
Retailer 10$167 USD
Retailer 11$167 USD
Retailer 2$261 USD
Retailer 7$297 USD
Retailer 12$299 USD
Retailer 6$309 USD
Retailer 4$403 USD
Retailer 9$430 USD
Retailer 8$531 USD
Retailer 5$570 USD
MOH London$1,307 USD

43 data points across 12 retailers

20 retailers$141 USD to $1,307 USD

Retailer 1
-
$121 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$141 USD
View
Final sale: no returns
A
Retailer 3
-
$146 USD
View
Retailer 4
-
$146 USD
View
Price last confirmed 26 days ago
Retailer 5
-
$167 USD
View
Price last confirmed 30 days ago
Retailer 6
-
$167 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$167 USD
View
A
Retailer 8
-
$261 USD
£205 GBP
View
A
Retailer 9
-
$297 USD
£234 GBP
View
B+
Retailer 10
-
$299 USD
View
A
Retailer 11
-
$309 USD
€294 EUR
View
Retailer 12
-
$383 USD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$403 USD
View
B+
Retailer 14
-
$430 USD
View
B+
Retailer 15
-
$503 USD
View
Retailer 16
-
$503 USD
View
Price last confirmed 25 days ago
B
Retailer 17
-
$531 USD
View
B+
Retailer 18
-
$570 USD
View
B
Retailer 19
-
$860 USD
View
Most Expensive
B
MOH London
LG603345222 · Nov 1
$1,307 USD
£1,029 GBP
View
19 more retailers have this diamond
Prices start from $141 USDSave up to $1,166 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
1.00ct Emerald
$141 USD