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1.53ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG770637221

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770637221

Diamond specifications and retailer prices

From HK$3,304 HKD
€401 EUR
As of November 2, 2026
Save HK$5,953 HKD (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$9,257 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770637221 or 770637221. Listed at 11 retailers as of November 1, 2026, with prices from HK$3,304 to HK$9,257, a HK$5,953 spread on the same certified stone. MOH London lists it at HK$9,257. 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

1.53
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770637221
Dimensions7.44 × 7.43 × 4.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm7.43 mm1.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770637221
Side View
Table 58.0%Crown 33.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.6%

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 2
Current: HK$9,257 HKD|Low: HK$1,977 HKD|High: HK$9,367 HKD|Avg: HK$4,803 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8HK$1,977 HKD
Retailer 3HK$3,304 HKD
Retailer 7HK$3,429 HKD
Retailer 4HK$3,601 HKD
Retailer 9HK$3,994 HKD
Retailer 2HK$5,178 HKD
Retailer 5HK$5,610 HKD
Retailer 6HK$6,826 HKD
MOH LondonHK$9,257 HKD

42 data points across 9 retailers

11 retailersHK$3,304 HKD to HK$9,257 HKD

Retailer 1
-
HK$1,977 HKD
$252 USD
Price last confirmed 8 days ago
A
Retailer 2
-
HK$3,304 HKD
€401 EUR
View
B+
Retailer 3
-
HK$3,429 HKD
$437 USD
View
A
Retailer 4
-
HK$3,601 HKD
£361 GBP
View
A
Retailer 5
-
HK$3,664 HKD
$467 USD
View
B+
Retailer 6
-
HK$3,994 HKD
$509 USD
View
B+
Retailer 7
-
HK$5,178 HKD
$660 USD
View
B+
Retailer 8
-
HK$5,610 HKD
$715 USD
View
B
Retailer 9
-
HK$6,786 HKD
$865 USD
View
B
Retailer 10
-
HK$6,826 HKD
$870 USD
View
Most Expensive
B
MOH London
LG770637221 · Nov 1
HK$9,257 HKD
£929 GBP
View
10 more retailers have this diamond
Prices start from HK$3,304 HKDSave up to HK$5,953 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
1.53ct Round
HK$3,304 HKD