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Round|Lab Grown|IGI

1.71ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG499105171

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499105171

Diamond specifications and retailer prices

From $1,615 SGD
$1,260 USD
As of October 29, 2026
Save $4,787 SGD (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,402 SGD at MOH London · As of October 29, 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 LG499105171 or 499105171. Listed at 12 retailers as of October 29, 2026, with prices from $1,615 to $6,402, a $4,787 spread on the same certified stone. MOH London lists it at $6,402. 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 angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499105171
Dimensions7.59 × 7.62 × 4.74 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
7.59 mm7.62 mm1.71 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499105171
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.3%

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: Oct 29
Current: $6,402 SGD|Low: $1,535 SGD|High: $6,454 SGD|Avg: $3,097 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 5$1,615 SGD
Retailer 7$1,923 SGD
Retailer 10$2,092 SGD
Retailer 12$2,152 SGD
Retailer 8$2,230 SGD
Retailer 3$2,448 SGD
Retailer 4$3,027 SGD
Retailer 9$3,514 SGD
Retailer 6$3,943 SGD
Retailer 2$4,099 SGD
Retailer 11$4,180 SGD
MOH London$6,402 SGD

21 data points across 12 retailers

12 retailers$1,615 SGD to $6,402 SGD

A
Cheapest Retailer
-
$1,615 SGD
$1,260 USD
A
Retailer 2
-
$1,923 SGD
$1,500 USD
View
A
Retailer 3
-
$2,092 SGD
$1,632 USD
View
B+
Retailer 4
-
$2,152 SGD
$1,679 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,230 SGD
$1,740 USD
View
Retailer 6
-
$2,230 SGD
$1,740 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$2,448 SGD
$1,910 USD
View
B
Retailer 8
-
$3,514 SGD
$2,742 USD
View
B
Retailer 9
-
$3,943 SGD
$3,076 USD
View
B
Retailer 10
-
$4,099 SGD
ZAR 51,664 ZAR
View
B
Retailer 11
-
$4,180 SGD
$3,261 USD
View
Most Expensive
B
MOH London
LG499105171 · Oct 29
$6,402 SGD
£3,933 GBP
View
11 more retailers have this diamond
Prices start from $1,615 SGDSave up to $4,787 SGD

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
$1,615 SGD