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1.62ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 1459007599

Certificate GIA 1459007599

Diamond specifications and retailer prices

From $528 SGD
$413 USD
As of October 29, 2026
Save $1,880 SGD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,408 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1.62ct lab-grown round diamond

This 1.62ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1459007599. Listed at 15 retailers as of October 26, 2026, with prices from $528 to $2,408, a $1,880 spread on the same certified stone. MOH London lists it at $2,408. 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

1.62
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 1459007599
Dimensions7.58 × 7.56 × 4.60 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.58 mm7.56 mm1.62 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1459007599
Side View
Table 58.0%Crown 34°Girdle: NUL-NULPavilion 40.6°Culet: NoneDepth 60.8%

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: Oct 29
Current: $2,408 SGD|Low: $506 SGD|High: $2,434 SGD|Avg: $1,086 SGD|-0.9%
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 10$528 SGD
Retailer 13$591 SGD
Retailer 5$655 SGD
Retailer 11$655 SGD
Retailer 8$844 SGD
Retailer 4$888 SGD
Retailer 12$969 SGD
Retailer 2$979 SGD
Retailer 6$1,052 SGD
Retailer 9$1,176 SGD
Retailer 7$1,497 SGD
Retailer 3$2,104 SGD
MOH London$2,408 SGD

44 data points across 13 retailers

15 retailers$528 SGD to $2,408 SGD

A
Cheapest Retailer
-
$528 SGD
$413 USD
A
Retailer 2
-
$591 SGD
$462 USD
View
A
Retailer 3
-
$655 SGD
$512 USD
View
A
Retailer 4
-
$655 SGD
$512 USD
View
A
Retailer 5
-
$720 SGD
HK$4,400 HKD
View
B+
Retailer 6
-
$830 SGD
$649 USD
View
B+
Retailer 7
-
$844 SGD
$660 USD
View
B+
Retailer 8
-
$888 SGD
$695 USD
View
B+
Retailer 9
-
$969 SGD
$758 USD
View
B+
Retailer 10
-
$979 SGD
£603 GBP
View
B+
Retailer 11
-
$1,052 SGD
€784 EUR
View
B+
Retailer 12
-
$1,176 SGD
$920 USD
View
B
Retailer 13
-
$1,497 SGD
$1,171 USD
View
B
Retailer 14
-
$2,104 SGD
$1,646 USD
View
Most Expensive
B
MOH London
1459007599 · Oct 26
$2,408 SGD
£1,483 GBP
View
14 more retailers have this diamond
Prices start from $528 SGDSave up to $1,880 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
1.62ct Round
$528 SGD