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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 $267 AUD
As of November 4, 2026
Save $1,312 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,579 AUD 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 $267 to $1,579, a $1,312 spread on the same certified stone. MOH London lists it at $1,579. 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

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: $1,579 AUD|Low: $267 AUD|High: $1,579 AUD|Avg: $782 AUD
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$267 AUD
Retailer 11$316 AUD
Retailer 5$331 AUD
Retailer 8$582 AUD
Retailer 4$594 AUD
Retailer 2$681 AUD
Retailer 3$823 AUD
Retailer 10$1,065 AUD
Retailer 7$1,068 AUD
Retailer 6$1,140 AUD
MOH London$1,579 AUD

6 data points across 11 retailers

12 retailers$267 AUD to $1,579 AUD

A
Cheapest Retailer
-
$267 AUD
A
Retailer 2
-
$316 AUD
View
A
Retailer 3
-
$331 AUD
View
A
Retailer 4
-
$582 AUD
View
A
Retailer 5
-
$594 AUD
View
B+
Retailer 6
-
$681 AUD
View
B+
Retailer 7
-
$823 AUD
View
B+
Retailer 8
-
$898 AUD
View
B
Retailer 9
-
$1,065 AUD
View
B
Retailer 10
-
$1,068 AUD
View
B
Retailer 11
-
$1,140 AUD
View
Most Expensive
B
MOH London
LG843661173 · Nov 2
$1,579 AUD
£872 GBP
View
11 more retailers have this diamond
Prices start from $267 AUDSave up to $1,312 AUD

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
$267 AUD