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1.77ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • GIA 3415624909

Certificate GIA 3415624909

Diamond specifications and retailer prices

From $524 SGD
$409 USD
As of October 29, 2026
Save $2,018 SGD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,543 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1.77ct lab-grown round diamond

This 1.77ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3415624909. Listed at 15 retailers as of October 26, 2026, with prices from $524 to $2,543, a $2,018 spread on the same certified stone. MOH London lists it at $2,543. 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

1.77
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 3415624909
Dimensions7.73 × 7.68 × 4.79 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.73 mm7.68 mm1.77 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3415624909
Side View
Table 57.0%Crown 36°Girdle: ThickPavilion 40.6°Culet: NoneDepth 62.2%

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: $2,543 SGD|Low: $504 SGD|High: $2,570 SGD|Avg: $1,160 SGD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$524 SGD
Retailer 8$650 SGD
Retailer 10$882 SGD
Retailer 2$971 SGD
Retailer 9$973 SGD
Retailer 3$1,048 SGD
Retailer 5$1,154 SGD
Retailer 7$1,538 SGD
Retailer 4$1,578 SGD
MOH London$2,543 SGD

42 data points across 10 retailers

15 retailers$524 SGD to $2,543 SGD

A
Cheapest Retailer
-
$524 SGD
$409 USD
A
Retailer 2
-
$587 SGD
$458 USD
View
A
Retailer 3
-
$650 SGD
$507 USD
View
A
Retailer 4
-
$650 SGD
$507 USD
View
A
Retailer 5
-
$722 SGD
HK$4,400 HKD
View
B+
Retailer 6
-
$882 SGD
$688 USD
View
B+
Retailer 7
-
$971 SGD
£597 GBP
View
B+
Retailer 8
-
$973 SGD
$759 USD
View
B+
Retailer 9
-
$1,048 SGD
€779 EUR
View
B+
Retailer 10
-
$1,154 SGD
$900 USD
View
B+
Retailer 11
-
$1,202 SGD
$938 USD
View
B
Retailer 12
-
$1,538 SGD
$1,200 USD
View
B
Retailer 13
-
$1,578 SGD
$1,231 USD
View
B
Retailer 14
-
$2,089 SGD
$1,630 USD
View
Most Expensive
B
MOH London
3415624909 · Oct 26
$2,543 SGD
£1,562 GBP
View
14 more retailers have this diamond
Prices start from $524 SGDSave up to $2,018 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
1.77ct Round
$524 SGD