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Round|Lab Grown|GIA

0.90ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 5456791414

Certificate GIA 5456791414

Diamond specifications and retailer prices

From $270 SGD
$211 USD
As of October 29, 2026
Save $1,079 SGD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,349 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown round diamond

This 0.9ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5456791414. Listed at 15 retailers as of October 29, 2026, with prices from $270 to $1,349, a $1,079 spread on the same certified stone. MOH London lists it at $1,349. 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

0.90
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 5456791414
Dimensions6.24 × 6.19 × 3.79 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.24 mm6.19 mm0.90 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5456791414
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 40.6°Culet: 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 29
Current: $1,349 SGD|Low: $260 SGD|High: $1,359 SGD|Avg: $577 SGD|+0.4%
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 30, 2026
Retailer 8$270 SGD
Retailer 11$303 SGD
Retailer 4$313 SGD
Retailer 10$335 SGD
Retailer 12$450 SGD
Retailer 7$511 SGD
Retailer 5$545 SGD
Retailer 2$557 SGD
Retailer 3$630 SGD
Retailer 9$857 SGD
Retailer 6$872 SGD
MOH London$1,349 SGD

43 data points across 12 retailers

15 retailers$270 SGD to $1,349 SGD

A
Cheapest Retailer
-
$270 SGD
$211 USD
A
Retailer 2
-
$303 SGD
$237 USD
View
Final sale: no returns
A
Retailer 3
-
$313 SGD
$245 USD
View
A
Retailer 4
-
$335 SGD
$262 USD
View
A
Retailer 5
-
$335 SGD
$262 USD
View
A
Retailer 6
-
$426 SGD
$333 USD
View
A
Retailer 7
-
$450 SGD
$352 USD
View
B+
Retailer 8
-
$511 SGD
$400 USD
View
B+
Retailer 9
-
$545 SGD
€406 EUR
View
B+
Retailer 10
-
$557 SGD
£343 GBP
View
B+
Retailer 11
-
$630 SGD
$493 USD
View
B
Retailer 12
-
$857 SGD
$670 USD
View
B
Retailer 13
-
$872 SGD
$682 USD
View
B
Retailer 14
-
$1,076 SGD
$842 USD
View
Most Expensive
B
MOH London
5456791414 · Oct 29
$1,349 SGD
£831 GBP
View
14 more retailers have this diamond
Prices start from $270 SGDSave up to $1,079 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
0.90ct Round
$270 SGD