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Cushion|Natural|GIA

1.20ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 6552511415

Certificate GIA 6552511415

Diamond specifications and retailer prices

From $2,936 SGD
As of November 4, 2026
Save $3,573 SGD (55%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,509 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-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 6552511415. Listed at 23 retailers as of November 2, 2026, with prices from $2,936 to $6,509, a $3,573 spread on the same certified stone. MOH London lists it at $6,509. 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

1.20
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6552511415
Dimensions7.79 × 5.26 × 3.54 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
7.79 mm5.26 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6552511415
Side View
Table 67.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $6,509 SGD|Low: $2,903 SGD|High: $6,760 SGD|Avg: $4,099 SGD|-3.7%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 7, 2026
Retailer 8$2,936 SGD
Retailer 6$3,081 SGD
Retailer 20$3,327 SGD
Retailer 10$3,496 SGD
Retailer 9$3,576 SGD
Retailer 3$3,608 SGD
Retailer 13$3,742 SGD
Retailer 16$3,859 SGD
Retailer 5$3,918 SGD
Retailer 12$4,020 SGD
Retailer 17$4,064 SGD
Retailer 11$4,077 SGD
Retailer 2$4,125 SGD
Retailer 4$4,127 SGD
Retailer 14$4,127 SGD
Retailer 15$4,268 SGD
Retailer 19$4,464 SGD
Retailer 18$4,630 SGD
Retailer 7$4,784 SGD
MOH London$6,509 SGD

23 data points across 20 retailers

23 retailers$2,936 SGD to $6,509 SGD

A
Cheapest Retailer
-
$2,936 SGD
A
Retailer 2
-
$3,081 SGD
View
A
Retailer 3
-
$3,327 SGD
View
Final sale: no returns
Retailer 4
-
$3,496 SGD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$3,576 SGD
View
B+
Retailer 6
-
$3,608 SGD
View
B+
Retailer 7
-
$3,742 SGD
View
B+
Retailer 8
-
$3,797 SGD
View
B+
Retailer 9
-
$3,859 SGD
View
B+
Retailer 10
-
$3,918 SGD
View
Retailer 11
-
$4,020 SGD
View
Price last confirmed 22 days ago
B+
Retailer 12
-
$4,046 SGD
View
B+
Retailer 13
-
$4,064 SGD
View
Retailer 14
-
$4,077 SGD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$4,125 SGD
View
B+
Retailer 16
-
$4,127 SGD
View
B+
Retailer 17
-
$4,127 SGD
View
B+
Retailer 18
-
$4,268 SGD
View
Retailer 19
-
$4,402 SGD
View
Price last confirmed 34 days ago
B+
Retailer 20
-
$4,464 SGD
View
B+
Retailer 21
-
$4,630 SGD
View
B+
Retailer 22
-
$4,784 SGD
View
Most Expensive
B
MOH London
805DF8A19 · Nov 2
$6,509 SGD
£3,999 GBP
View
22 more retailers have this diamond
Prices start from $2,936 SGDSave up to $3,573 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
1.20ct Cushion
$2,936 SGD