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Cushion|Natural|GIA

0.51ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 6502986341

Certificate GIA 6502986341

Diamond specifications and retailer prices

From $525 SGD
As of November 6, 2026
Save $833 SGD (61%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,358 SGD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6502986341. Listed at 10 retailers as of November 6, 2026, with prices from $525 to $1,358, a $833 spread on the same certified stone. Do Amore Diamonds lists it at $1,358. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6502986341
Dimensions4.52 × 4.42 × 2.97 mm
L/W Ratio1.02
Top View
4.52 mm4.42 mm0.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6502986341
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,358 SGD|Low: $433 SGD|High: $1,499 SGD|Avg: $697 SGD|-9.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$484 SGD
Retailer 7$501 SGD
Retailer 6$525 SGD
Retailer 3$536 SGD
Retailer 9$601 SGD
Retailer 8$669 SGD
Retailer 2$686 SGD
Retailer 4$718 SGD
Retailer 11$718 SGD
Retailer 5$743 SGD
Do Amore Diamonds$1,358 SGD

41 data points across 11 retailers

10 retailers$525 SGD to $1,358 SGD

Retailer 1
-
$484 SGD
Price last confirmed 12 days ago
A
Retailer 2
-
$525 SGD
View
A
Retailer 3
-
$536 SGD
View
Retailer 4
-
$601 SGD
View
Price last confirmed 10 days ago
Retailer 5
-
$669 SGD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$686 SGD
View
Retailer 7
-
$718 SGD
View
Price last confirmed 10 days ago
Retailer 8
-
$718 SGD
View
Price last confirmed 10 days ago
Retailer 9
-
$743 SGD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
12-100760658646 · Nov 6
$1,358 SGD
$1,060 USD
View
9 more retailers have this diamond
Prices start from $525 SGDSave up to $833 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
0.51ct Cushion
$525 SGD