Emerald|Lab Grown|IGI

1.28ct F VS1 Emerald Lab Grown Diamond

VG • F/VS1 • IGI LG843661173

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843661173

Diamond specifications and retailer prices

From €167 EUR
As of November 4, 2026
Save €820 EUR (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €987 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.28ct lab-grown emerald diamond

This 1.28ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG843661173 or 843661173. Listed at 12 retailers as of November 2, 2026, with prices from €167 to €987, a €820 spread on the same certified stone. MOH London lists it at €987. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843661173
Dimensions7.53 × 5.05 × 3.46 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm5.05 mm1.28 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843661173
Side View
Table 64.0%Crown 38.7°Girdle: MediumPavilion 42.3°Culet: LargeDepth 68.5%

Caratlytics Score

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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: €987 EUR|Low: €167 EUR|High: €987 EUR|Avg: €489 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 9€167 EUR
Retailer 11€198 EUR
Retailer 5€207 EUR
Retailer 8€364 EUR
Retailer 4€372 EUR
Retailer 2€426 EUR
Retailer 3€514 EUR
Retailer 10€666 EUR
Retailer 7€667 EUR
Retailer 6€713 EUR
MOH London€987 EUR

6 data points across 11 retailers

12 retailers€167 EUR to €987 EUR

A
Cheapest Retailer
-
€167 EUR
A
Retailer 2
-
€198 EUR
View
A
Retailer 3
-
€207 EUR
View
A
Retailer 4
-
€364 EUR
View
A
Retailer 5
-
€372 EUR
View
B+
Retailer 6
-
€426 EUR
View
B+
Retailer 7
-
€514 EUR
View
B+
Retailer 8
-
€561 EUR
View
B
Retailer 9
-
€666 EUR
View
B
Retailer 10
-
€667 EUR
View
B
Retailer 11
-
€713 EUR
View
Most Expensive
B
MOH London
LG843661173 · Nov 2
€987 EUR
£872 GBP
View
11 more retailers have this diamond
Prices start from €167 EURSave up to €820 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
1.28ct Emerald
€167 EUR