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Round|Lab Grown|IGI

1.59ct H SI2 Round Lab Grown Diamond

ID • H/SI2 • IGI LG660459310

Certificate IGI LG660459310

Diamond specifications and retailer prices

From $1,406 SGD
$1,100 USD
As of October 30, 2026
Save $703 SGD (33%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,109 SGD at Jared · As of October 30, 2026
View at Jared

About this 1.59ct lab-grown round diamond

This 1.59ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG660459310 or 660459310. Listed at 3 retailers as of October 30, 2026, with prices from $1,406 to $2,109, a $703 spread on the same certified stone. Jared lists it at $2,109. 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

1.59
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG660459310
Dimensions7.51 × 7.54 mm
L/W Ratio1.00
Top View
7.51 mm7.54 mm1.59 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660459310
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.0%

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 30
Current: $2,109 SGD|Low: $1,406 SGD|High: $2,109 SGD|Avg: $1,694 SGD
Jared
Retailer 2
Retailer 3
July 10, 2026
Retailer 2$1,406 SGD
Retailer 3$1,406 SGD
Jared$2,109 SGD

9 data points across 3 retailers

3 retailers$1,406 SGD to $2,109 SGD

A
Cheapest Retailer
-
$1,406 SGD
$1,100 USD
A
Retailer 2
-
$1,406 SGD
$1,100 USD
View
Most Expensive
B+
Jared
154541437 · Oct 30
$2,109 SGD
$1,650 USD
View
2 more retailers have this diamond
Prices start from $1,406 SGDSave up to $703 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
1.59ct Round
$1,406 SGD