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Round|Lab Grown|IGI

1.60ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG557240794

Shape and cutting style on the report: Round brilliant

Certificate IGI LG557240794

Diamond specifications and retailer prices

From $242 SGD
$189 USD
As of November 1, 2026
Save $1,163 SGD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,404 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1.6ct lab-grown round diamond

This 1.6ct 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 LG557240794 or 557240794. Listed at 13 retailers as of October 26, 2026, with prices from $242 to $1,404, a $1,163 spread on the same certified stone. MOH London lists it at $1,404. 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

1.60
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557240794
Dimensions7.45 × 7.48 × 4.57 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.45 mm7.48 mm1.60 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557240794
Side View
Table 59.0%Crown 35.6°Girdle: Med.Pavilion 40.5°Culet: NoneDepth 61.3%

Caratlytics Score

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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: $1,404 SGD|Low: $242 SGD|High: $1,438 SGD|Avg: $658 SGD|-2.3%
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
November 1, 2026
Retailer 13$242 SGD
Retailer 9$281 SGD
Retailer 5$300 SGD
Retailer 8$300 SGD
Retailer 11$525 SGD
Retailer 2$534 SGD
Retailer 6$544 SGD
Retailer 3$635 SGD
Retailer 10$730 SGD
Retailer 7$952 SGD
Retailer 4$965 SGD
Retailer 12$968 SGD
MOH London$1,404 SGD

45 data points across 13 retailers

13 retailers$242 SGD to $1,404 SGD

A
Cheapest Retailer
-
$242 SGD
$189 USD
A
Retailer 2
-
$281 SGD
$220 USD
View
Retailer 3
-
$300 SGD
$235 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$300 SGD
$235 USD
View
B+
Retailer 5
-
$525 SGD
$411 USD
View
A
Retailer 6
-
$534 SGD
£329 GBP
View
A
Retailer 7
-
$544 SGD
£335 GBP
View
B+
Retailer 8
-
$635 SGD
$497 USD
View
B+
Retailer 9
-
$730 SGD
$571 USD
View
B+
Retailer 10
-
$952 SGD
$745 USD
View
B
Retailer 11
-
$965 SGD
$755 USD
View
B
Retailer 12
-
$968 SGD
$757 USD
View
Most Expensive
B
MOH London
LG557240794 · Oct 26
$1,404 SGD
£865 GBP
View
12 more retailers have this diamond
Prices start from $242 SGDSave up to $1,163 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
1.60ct Round
$242 SGD