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Cushion|Natural|GIA

1.20ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 7551587301

Certificate GIA 7551587301

Diamond specifications and retailer prices

From $3,391 NZD
As of November 1, 2026
Save $4,485 NZD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,876 NZD 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 J 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 7551587301. Listed at 17 retailers as of November 1, 2026, with prices from $3,391 to $7,876, a $4,485 spread on the same certified stone. MOH London lists it at $7,876. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551587301
Dimensions7.39 × 5.49 × 3.69 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Indented Natural, Needle, Natural
Top View
7.39 mm5.49 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551587301
Side View
Table 66.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 67.1%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $7,876 NZD|Low: $3,368 NZD|High: $8,000 NZD|Avg: $4,753 NZD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 12$3,391 NZD
Retailer 6$3,549 NZD
Retailer 7$3,974 NZD
Retailer 11$4,150 NZD
Retailer 2$4,377 NZD
Retailer 4$4,518 NZD
Retailer 10$4,745 NZD
Retailer 9$4,804 NZD
Retailer 8$4,891 NZD
Retailer 3$5,553 NZD
Retailer 5$5,590 NZD
MOH London$7,876 NZD

24 data points across 12 retailers

17 retailers$3,391 NZD to $7,876 NZD

B+
Cheapest Retailer
-
$3,391 NZD
B+
Retailer 2
-
$3,549 NZD
View
B+
Retailer 3
-
$3,974 NZD
View
B+
Retailer 4
-
$4,150 NZD
View
Final sale: no returns
B
Retailer 5
-
$4,226 NZD
View
B
Retailer 6
-
$4,232 NZD
View
B+
Retailer 7
-
$4,377 NZD
View
B+
Retailer 8
-
$4,518 NZD
View
Retailer 9
-
$4,722 NZD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$4,745 NZD
View
B
Retailer 11
-
$4,758 NZD
View
B
Retailer 12
-
$4,804 NZD
View
B
Retailer 13
-
$4,891 NZD
View
Retailer 14
-
$5,087 NZD
View
Price last confirmed 28 days ago
B
Retailer 15
-
$5,553 NZD
View
B
Retailer 16
-
$5,590 NZD
View
Most Expensive
B
MOH London
BC1877D3C · Nov 2
$7,876 NZD
£3,488 GBP
View
16 more retailers have this diamond
Prices start from $3,391 NZDSave up to $4,485 NZD

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+
1.20ct Cushion
$3,391 NZD