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1.65ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG602381243

Shape and cutting style on the report: Round brilliant

Certificate IGI LG602381243

Diamond specifications and retailer prices

From HK$1,624 HKD
$207 USD
As of November 1, 2026
Save HK$6,457 HKD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$8,081 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.65ct lab-grown round diamond

This 1.65ct 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 LG602381243 or 602381243. Listed at 17 retailers as of November 1, 2026, with prices from HK$1,624 to HK$8,081, a HK$6,457 spread on the same certified stone. MOH London lists it at HK$8,081. 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

1.65
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602381243
Dimensions7.63 × 7.60 × 4.61 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
7.63 mm7.60 mm1.65 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602381243
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.5%

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 1
Current: HK$8,081 HKD|Low: HK$1,561 HKD|High: HK$8,181 HKD|Avg: HK$4,078 HKD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9HK$1,624 HKD
Retailer 3HK$1,883 HKD
Retailer 10HK$2,016 HKD
Retailer 11HK$2,746 HKD
Retailer 2HK$3,402 HKD
Retailer 5HK$3,591 HKD
Retailer 6HK$3,707 HKD
Retailer 12HK$4,064 HKD
Retailer 4HK$6,481 HKD
Retailer 7HK$6,504 HKD
Retailer 8HK$6,567 HKD
MOH LondonHK$8,081 HKD

43 data points across 12 retailers

17 retailersHK$1,624 HKD to HK$8,081 HKD

A
Cheapest Retailer
-
HK$1,624 HKD
$207 USD
A
Retailer 2
-
HK$1,820 HKD
$232 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,883 HKD
$240 USD
View
Retailer 4
-
HK$2,016 HKD
$257 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$2,016 HKD
$257 USD
View
A
Retailer 6
-
HK$2,310 HKD
View
B+
Retailer 7
-
HK$2,746 HKD
$350 USD
View
A
Retailer 8
-
HK$3,402 HKD
€413 EUR
View
A
Retailer 9
-
HK$3,591 HKD
£360 GBP
View
A
Retailer 10
-
HK$3,707 HKD
£372 GBP
View
A
Retailer 11
-
HK$4,064 HKD
$518 USD
View
B+
Retailer 12
-
HK$4,158 HKD
$530 USD
View
Retailer 13
-
HK$6,041 HKD
$770 USD
View
Price last confirmed 54 days ago
B
Retailer 14
-
HK$6,481 HKD
$826 USD
View
B
Retailer 15
-
HK$6,504 HKD
$829 USD
View
B
Retailer 16
-
HK$6,567 HKD
SGD 1,131 SGD
View
Most Expensive
B
MOH London
LG602381243 · Nov 1
HK$8,081 HKD
£811 GBP
View
16 more retailers have this diamond
Prices start from HK$1,624 HKDSave up to HK$6,457 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
1.65ct Round
HK$1,624 HKD