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Cushion|Natural|GIA

1.20ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 3555517984

Certificate GIA 3555517984

Diamond specifications and retailer prices

From $2,160 SGD
HK$13,200 HKD
As of October 31, 2026
Save $2,897 SGD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,057 SGD at MOH London · As of November 1, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3555517984. Listed at 13 retailers as of October 31, 2026, with prices from $2,160 to $5,057, a $2,897 spread on the same certified stone. MOH London lists it at $5,057. 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
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555517984
Dimensions7.08 × 5.45 × 3.75 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle
Top View
7.08 mm5.45 mm1.20 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3555517984
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.8%

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: Oct 31
Current: $5,057 SGD|Low: $2,144 SGD|High: $5,145 SGD|Avg: $3,092 SGD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5$2,160 SGD
Retailer 4$2,285 SGD
Retailer 8$2,527 SGD
Retailer 9$2,663 SGD
Retailer 7$2,887 SGD
Retailer 11$3,014 SGD
Retailer 3$3,030 SGD
Retailer 10$3,064 SGD
Retailer 2$3,168 SGD
Retailer 6$3,604 SGD
MOH London$5,057 SGD

39 data points across 11 retailers

13 retailers$2,160 SGD to $5,057 SGD

A
Cheapest Retailer
-
$2,160 SGD
HK$13,200 HKD
A
Retailer 2
-
$2,285 SGD
₹170,208 INR
View
A
Retailer 3
-
$2,527 SGD
View
A
Retailer 4
-
$2,663 SGD
$2,083 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,722 SGD
$2,129 USD
View
A
Retailer 6
-
$2,887 SGD
$2,258 USD
View
B+
Retailer 7
-
$2,932 SGD
A$3,528 AUD
View
B+
Retailer 8
-
$3,014 SGD
View
B+
Retailer 9
-
$3,030 SGD
$2,370 USD
View
B+
Retailer 10
-
$3,064 SGD
$2,397 USD
View
B+
Retailer 11
-
$3,168 SGD
£1,951 GBP
View
B+
Retailer 12
-
$3,604 SGD
€2,685 EUR
View
Most Expensive
B
MOH London
B2293D0D3 · Nov 1
$5,057 SGD
£3,115 GBP
View
12 more retailers have this diamond
Prices start from $2,160 SGDSave up to $2,897 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
$2,160 SGD