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Cushion|Natural|GIA

1.21ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 6332651568

Certificate GIA 6332651568

Diamond specifications and retailer prices

From $3,510 SGD
As of November 4, 2026
Save $1,795 SGD (34%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,305 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 E 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 6332651568. Listed at 3 retailers as of November 4, 2026, with prices from $3,510 to $5,305, a $1,795 spread on the same certified stone. 77 Diamonds lists it at $5,305. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6332651568
Dimensions6.11 × 5.87 × 4.00 mm
L/W Ratio1.04
Top View
6.11 mm5.87 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6332651568
Side View
Table 67.0%CrownGirdlePavilionCuletDepth 68.1%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $5,305 SGD|Low: $3,510 SGD|High: $5,410 SGD|Avg: $4,460 SGD|+0.5%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2$3,558 SGD
77 Diamonds$5,305 SGD

32 data points across 2 retailers

3 retailers$3,510 SGD to $5,305 SGD

B+
Cheapest Retailer
-
$3,510 SGD
B+
Retailer 2
-
$3,558 SGD
View
Most Expensive
B
77 Diamonds
CUSMBS7YDAS8J · Nov 6
$5,305 SGD
£3,259 GBP
View
2 more retailers have this diamond
Prices start from $3,510 SGDSave up to $1,795 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+
1.21ct Cushion
$3,510 SGD