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Cushion|Natural|GIA

1.21ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 1569723288

Certificate GIA 1569723288

Diamond specifications and retailer prices

From $3,319 SGD
As of November 6, 2026
Save $582 SGD (15%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,901 SGD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-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 1569723288. Listed at 4 retailers as of November 6, 2026, with prices from $3,319 to $3,901, a $582 spread on the same certified stone. 77 Diamonds lists it at $3,901. 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

1.21
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle34.72°
Pavilion angle37.68°
OriginNatural
Grading LabGIA
CertificateGIA 1569723288
Dimensions7.07 × 5.60 × 3.86 mm
L/W Ratio1.26
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.07 mm5.60 mm1.21 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1569723288
Side View
Table 65.0%Crown 34.72°Girdle: Very ThickPavilion 37.68°Culet: NoneDepth 69.0%

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: Nov 6
Current: $3,901 SGD|Low: $2,940 SGD|High: $3,901 SGD|Avg: $3,435 SGD
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$3,319 SGD
Retailer 2$3,421 SGD
Retailer 4$3,596 SGD
77 Diamonds$3,901 SGD

2 data points across 4 retailers

4 retailers$3,319 SGD to $3,901 SGD

A
Cheapest Retailer
-
$3,319 SGD
B+
Retailer 2
-
$3,421 SGD
View
Final sale: no returns
B+
Retailer 3
-
$3,596 SGD
View
Most Expensive
B+
77 Diamonds
CUSPUIFSHVJEC5YP · Nov 6
$3,901 SGD
£2,397 GBP
View
3 more retailers have this diamond
Prices start from $3,319 SGDSave up to $582 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
1.21ct Cushion
$3,319 SGD