Cushion|Natural|GIA

1.20ct I SI1 Cushion Natural Diamond

ID • I/SI1 • GIA 6441267140

Certificate GIA 6441267140

Diamond specifications and retailer prices

From $2,048 USD
As of November 6, 2026
Save $2,782 USD (58%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,830 USD 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 I 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 6441267140. Listed at 16 retailers as of November 2, 2026, with prices from $2,048 to $4,830, a $2,782 spread on the same certified stone. MOH London lists it at $4,830. 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
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6441267140
Dimensions6.01 × 5.96 × 4.16 mm
L/W Ratio1.01
Top View
6.01 mm5.96 mm1.20 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6441267140
Side View
Table 63.0%CrownGirdle: Ext. ThickPavilionCulet: NoneDepth 69.8%

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: Nov 6
Current: $4,830 USD|Low: $2,035 USD|High: $4,882 USD|Avg: $2,873 USD|-1.1%
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
November 6, 2026
Retailer 13$2,048 USD
Retailer 4$2,438 USD
Retailer 16$2,469 USD
Retailer 15$2,544 USD
Retailer 5$2,555 USD
Retailer 2$2,674 USD
Retailer 6$2,710 USD
Retailer 14$2,757 USD
Retailer 10$2,854 USD
Retailer 8$2,898 USD
Retailer 11$2,917 USD
Retailer 7$3,000 USD
Retailer 3$3,088 USD
Retailer 9$3,209 USD
Retailer 12$3,364 USD
MOH London$4,830 USD

31 data points across 16 retailers

16 retailers$2,048 USD to $4,830 USD

A
Cheapest Retailer
-
$2,048 USD
B+
Retailer 2
-
$2,438 USD
View
B+
Retailer 3
-
$2,469 USD
View
B+
Retailer 4
-
$2,544 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,555 USD
View
B+
Retailer 6
-
$2,674 USD
View
B+
Retailer 7
-
$2,710 USD
View
Retailer 8
-
$2,757 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$2,854 USD
View
B+
Retailer 10
-
$2,898 USD
View
B+
Retailer 11
-
$2,917 USD
View
B
Retailer 12
-
$3,000 USD
View
Retailer 13
-
$3,088 USD
View
Price last confirmed 31 days ago
B+
Retailer 14
-
$3,209 USD
View
B+
Retailer 15
-
$3,364 USD
View
Most Expensive
B
MOH London
7575DD6AF · Nov 2
$4,830 USD
£3,803 GBP
View
15 more retailers have this diamond
Prices start from $2,048 USDSave up to $2,782 USD

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
$2,048 USD