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Cushion|Lab Grown|IGI

1.83ct G SI1 Cushion Lab Grown Diamond

GD • G/SI1 • IGI LG538289862

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG538289862

Diamond specifications and retailer prices

From HK$2,872 HKD
$366 USD
As of November 1, 2026
Save HK$9,873 HKD (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$12,745 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1.83ct lab-grown cushion diamond

This 1.83ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG538289862 or 538289862. Listed at 10 retailers as of October 26, 2026, with prices from HK$2,872 to HK$12,745, a HK$9,873 spread on the same certified stone. MOH London lists it at HK$12,745. 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

1.83
Carat
G
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538289862
Dimensions7.77 × 7.53 × 4.58 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
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
7.77 mm7.53 mm1.83 ctG / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538289862
Side View
Table 64.5%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.8%

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: HK$12,745 HKD|Low: HK$2,048 HKD|High: HK$16,163 HKD|Avg: HK$6,950 HKD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8HK$2,872 HKD
Retailer 6HK$3,178 HKD
Retailer 3HK$4,786 HKD
Retailer 7HK$5,139 HKD
Retailer 2HK$5,678 HKD
Retailer 9HK$5,877 HKD
Retailer 5HK$8,199 HKD
Retailer 4HK$9,886 HKD
MOH LondonHK$12,745 HKD

40 data points across 9 retailers

10 retailersHK$2,872 HKD to HK$12,745 HKD

A
Cheapest Retailer
-
HK$2,872 HKD
$366 USD
Final sale: no returns
Retailer 2
-
HK$3,178 HKD
$405 USD
View
Price last confirmed 22 days ago
B+
Retailer 3
-
HK$4,786 HKD
$610 USD
View
B+
Retailer 4
-
HK$5,139 HKD
$655 USD
View
B+
Retailer 5
-
HK$5,547 HKD
$707 USD
View
B+
Retailer 6
-
HK$5,678 HKD
£570 GBP
View
B+
Retailer 7
-
HK$5,877 HKD
$749 USD
View
B
Retailer 8
-
HK$8,199 HKD
$1,045 USD
View
B
Retailer 9
-
HK$9,886 HKD
$1,260 USD
View
Most Expensive
B
MOH London
LG538289862 · Oct 26
HK$12,745 HKD
£1,279 GBP
View
9 more retailers have this diamond
Prices start from HK$2,872 HKDSave up to HK$9,873 HKD

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
1.83ct Cushion
HK$2,872 HKD