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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 $2,291 USD
As of November 4, 2026
Save $2,788 USD (55%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $5,079 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 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 $2,291 to $5,079, a $2,788 spread on the same certified stone. MOH London lists it at $5,079. 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
Color
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: $5,079 USD|Low: $2,265 USD|High: $5,302 USD|Avg: $3,214 USD|-4.2%
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 6, 2026
Retailer 8$2,291 USD
Retailer 6$2,404 USD
Retailer 20$2,596 USD
Retailer 10$2,728 USD
Retailer 19$2,760 USD
Retailer 9$2,790 USD
Retailer 3$2,815 USD
Retailer 14$3,011 USD
Retailer 5$3,057 USD
Retailer 12$3,137 USD
Retailer 15$3,171 USD
Retailer 11$3,181 USD
Retailer 18$3,211 USD
Retailer 2$3,220 USD
Retailer 4$3,220 USD
Retailer 13$3,330 USD
Retailer 17$3,483 USD
Retailer 16$3,613 USD
Retailer 7$3,733 USD
MOH London$5,079 USD

23 data points across 20 retailers

23 retailers$2,291 USD to $5,079 USD

A
Cheapest Retailer
-
$2,291 USD
A
Retailer 2
-
$2,404 USD
View
A
Retailer 3
-
$2,596 USD
View
Final sale: no returns
Retailer 4
-
$2,728 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$2,760 USD
View
B+
Retailer 6
-
$2,790 USD
View
B+
Retailer 7
-
$2,815 USD
View
B+
Retailer 8
-
$2,963 USD
View
B+
Retailer 9
-
$3,011 USD
View
B+
Retailer 10
-
$3,057 USD
View
Retailer 11
-
$3,137 USD
View
Price last confirmed 22 days ago
B+
Retailer 12
-
$3,157 USD
View
B+
Retailer 13
-
$3,171 USD
View
Retailer 14
-
$3,181 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$3,211 USD
View
B+
Retailer 16
-
$3,220 USD
View
B+
Retailer 17
-
$3,220 USD
View
B+
Retailer 18
-
$3,330 USD
View
Retailer 19
-
$3,435 USD
View
Price last confirmed 34 days ago
B+
Retailer 20
-
$3,483 USD
View
B+
Retailer 21
-
$3,613 USD
View
B+
Retailer 22
-
$3,733 USD
View
Most Expensive
B
MOH London
805DF8A19 · Nov 2
$5,079 USD
£3,999 GBP
View
22 more retailers have this diamond
Prices start from $2,291 USDSave up to $2,788 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
$2,291 USD