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Round|Lab Grown|IGI

1.71ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG496121328

Shape and cutting style on the report: Round brilliant

Certificate IGI LG496121328

Diamond specifications and retailer prices

From HK$7,453 HKD
$950 USD
As of October 30, 2026
Save HK$31,576 HKD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$39,029 HKD at MOH London · As of October 27, 2026
View at MOH London

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG496121328 or 496121328. Listed at 12 retailers as of October 27, 2026, with prices from HK$7,453 to HK$39,029, a HK$31,576 spread on the same certified stone. MOH London lists it at HK$39,029. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496121328
Dimensions7.61 × 7.63 × 4.76 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
7.61 mm7.63 mm1.71 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496121328
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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: Oct 30
Current: HK$39,029 HKD|Low: HK$7,453 HKD|High: HK$39,448 HKD|Avg: HK$19,892 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
Retailer 13
October 30, 2026
Retailer 2HK$7,453 HKD
Retailer 8HK$11,769 HKD
Retailer 11HK$12,804 HKD
Retailer 13HK$13,173 HKD
Retailer 9HK$13,652 HKD
Retailer 3HK$14,985 HKD
Retailer 4HK$18,532 HKD
Retailer 10HK$21,513 HKD
Retailer 7HK$24,133 HKD
Retailer 6HK$25,091 HKD
Retailer 12HK$25,585 HKD
Retailer 5HK$30,537 HKD
MOH LondonHK$39,029 HKD

18 data points across 13 retailers

12 retailersHK$7,453 HKD to HK$39,029 HKD

A
Cheapest Retailer
-
HK$7,453 HKD
$950 USD
A
Retailer 2
-
HK$11,769 HKD
$1,500 USD
View
B+
Retailer 3
-
HK$12,804 HKD
$1,632 USD
View
B+
Retailer 4
-
HK$13,173 HKD
$1,679 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$13,652 HKD
$1,740 USD
View
Retailer 6
-
HK$13,652 HKD
$1,740 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
HK$14,985 HKD
$1,910 USD
View
B
Retailer 8
-
HK$21,513 HKD
$2,742 USD
View
B
Retailer 9
-
HK$24,133 HKD
$3,076 USD
View
B
Retailer 10
-
HK$25,091 HKD
ZAR 51,664 ZAR
View
B
Retailer 11
-
HK$25,585 HKD
$3,261 USD
View
Most Expensive
B
MOH London
LG496121328 · Oct 27
HK$39,029 HKD
£3,917 GBP
View
11 more retailers have this diamond
Prices start from HK$7,453 HKDSave up to HK$31,576 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
1.71ct Round
HK$7,453 HKD