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Emerald|Lab Grown|IGI

1.02ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG687531217

Shape and cutting style on the report: Emerald cut

Certificate IGI LG687531217

Diamond specifications and retailer prices

From €125 EUR
As of November 4, 2026
Save €374 EUR (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €742 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 1.02ct lab-grown emerald diamond

This 1.02ct 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 LG687531217 or 687531217. Listed at 15 retailers as of November 3, 2026, with a 300% 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

1.02
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle45.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687531217
Dimensions6.74 × 4.83 × 3.16 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.74 mm4.83 mm1.02 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687531217
Side View
Table 63.0%Crown 35.4°Girdle: MED-STKPavilion 45.1°Culet: LargeDepth 65.4%

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 4
Current: €742 EUR|Low: €125 EUR|High: €750 EUR|Avg: €328 EUR
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 6, 2026
Retailer 4€125 EUR
Retailer 12€140 EUR
Retailer 3€145 EUR
Retailer 10€155 EUR
Retailer 2€209 EUR
Retailer 6€263 EUR
Retailer 13€294 EUR
Retailer 9€301 EUR
Retailer 5€392 EUR
Retailer 8€394 EUR
Retailer 7€490 EUR
Retailer 11€499 EUR
MOH London€742 EUR

42 data points across 13 retailers

15 retailers€125 EUR to €499 EUR

A
Cheapest Retailer
-
€125 EUR
A
Retailer 2
-
€140 EUR
View
Final sale: no returns
A
Retailer 3
-
€145 EUR
View
A
Retailer 4
-
€145 EUR
View
A
Retailer 5
-
€155 EUR
View
Retailer 6
-
€159 EUR
View
Price last confirmed 12 days ago
B+
Retailer 7
-
€209 EUR
View
A
Retailer 8
-
€263 EUR
View
A
Retailer 9
-
€294 EUR
View
Retailer 10
-
€301 EUR
View
Price last confirmed 8 days ago
Retailer 11
-
€392 EUR
View
Price last confirmed 9 days ago
B+
Retailer 12
-
€394 EUR
View
B
Retailer 13
-
€490 EUR
View
B+
Retailer 14
-
€499 EUR
View
Most Expensive
MOH London
LG687531217 · Oct 26
€742 EUR
£656 GBP
View
Price last confirmed 10 days ago
14 more retailers have this diamond
Prices start from €125 EURSave up to €374 EUR

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
1.02ct Emerald
€125 EUR