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Cushion|Natural|GIA

0.51ct G SI1 Cushion Natural Diamond

ID • G/SI1 • GIA 1568707110

Certificate GIA 1568707110

Diamond specifications and retailer prices

From $877 SGD
As of November 6, 2026
Save $924 SGD (51%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,800 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568707110. Listed at 13 retailers as of November 2, 2026, with prices from $877 to $1,800, a $924 spread on the same certified stone. MOH London lists it at $1,800. 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

0.51
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.3°
Pavilion angle38.2°
OriginNatural
Grading LabGIA
CertificateGIA 1568707110
Dimensions5.60 × 4.23 × 2.85 mm
L/W Ratio1.32
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
5.60 mm4.23 mm0.51 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1568707110
Side View
Table 64.0%Crown 32.3°Girdle: STK-VTKPavilion 38.2°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,800 SGD|Low: $877 SGD|High: $1,810 SGD|Avg: $1,191 SGD|-0.1%
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 6, 2026
Retailer 13$877 SGD
Retailer 3$906 SGD
Retailer 8$983 SGD
Retailer 4$997 SGD
Retailer 12$1,130 SGD
Retailer 11$1,152 SGD
Retailer 6$1,161 SGD
Retailer 2$1,200 SGD
Retailer 10$1,205 SGD
Retailer 9$1,230 SGD
Retailer 5$1,317 SGD
Retailer 7$1,516 SGD
MOH London$1,800 SGD

15 data points across 13 retailers

13 retailers$877 SGD to $1,800 SGD

B+
Cheapest Retailer
-
$877 SGD
B+
Retailer 2
-
$906 SGD
View
Final sale: no returns
Retailer 3
-
$983 SGD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$997 SGD
View
B
Retailer 5
-
$1,130 SGD
View
B
Retailer 6
-
$1,152 SGD
View
B
Retailer 7
-
$1,161 SGD
View
B
Retailer 8
-
$1,200 SGD
View
B
Retailer 9
-
$1,205 SGD
View
B
Retailer 10
-
$1,230 SGD
View
B
Retailer 11
-
$1,317 SGD
View
B
Retailer 12
-
$1,516 SGD
View
Most Expensive
B
MOH London
0B3CBAB6E · Nov 2
$1,800 SGD
£1,106 GBP
View
12 more retailers have this diamond
Prices start from $877 SGDSave up to $924 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.

B+
0.51ct Cushion
$877 SGD