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1.35ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG440012693

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440012693

Diamond specifications and retailer prices

From HK$5,013 HKD
As of November 5, 2026
Save HK$19,437 HKD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$24,450 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.35ct lab-grown round diamond

This 1.35ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440012693 or 440012693. Listed at 11 retailers as of November 5, 2026, with prices from HK$5,013 to HK$24,450, a HK$19,437 spread on the same certified stone. MOH London lists it at HK$24,450. 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

1.35
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012693
Dimensions7.08 × 7.09 × 4.42 mm
L/W Ratio1.00
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
7.08 mm7.09 mm1.35 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440012693
Side View
Table 57.0%Crown 36.3°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 62.3%

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 5
Current: HK$24,450 HKD|Low: HK$4,017 HKD|High: HK$24,809 HKD|Avg: HK$9,484 HKD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5HK$5,013 HKD
Retailer 8HK$5,617 HKD
Retailer 6HK$5,821 HKD
Retailer 9HK$5,821 HKD
Retailer 2HK$6,041 HKD
Retailer 3HK$7,218 HKD
Retailer 10HK$9,485 HKD
Retailer 7HK$9,516 HKD
Retailer 4HK$14,859 HKD
MOH LondonHK$24,450 HKD

22 data points across 10 retailers

11 retailersHK$5,013 HKD to HK$24,450 HKD

A
Cheapest Retailer
-
HK$5,013 HKD
A
Retailer 2
-
HK$5,460 HKD
View
B+
Retailer 3
-
HK$5,617 HKD
View
Final sale: no returns
Retailer 4
-
HK$5,821 HKD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
HK$5,821 HKD
View
B+
Retailer 6
-
HK$6,041 HKD
View
B+
Retailer 7
-
HK$7,218 HKD
View
B
Retailer 8
-
HK$9,516 HKD
View
B
Retailer 9
-
HK$14,859 HKD
View
B
Retailer 10
-
HK$16,357 HKD
View
Most Expensive
B
MOH London
LG440012693 · Nov 5
HK$24,450 HKD
£2,454 GBP
View
10 more retailers have this diamond
Prices start from HK$5,013 HKDSave up to HK$19,437 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
1.35ct Round
HK$5,013 HKD