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Cushion|Natural|GIA

1.21ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1569567137

Certificate GIA 1569567137

Diamond specifications and retailer prices

From $4,230 NZD
As of November 6, 2026
Save $4,001 NZD (49%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,231 NZD at MOH London · As of November 7, 2026
View at MOH London

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded H 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 1569567137. Listed at 10 retailers as of November 6, 2026, with prices from $4,230 to $8,231, a $4,001 spread on the same certified stone. MOH London lists it at $8,231. 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

1.21
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.32°
Pavilion angle36.95°
OriginNatural
Grading LabGIA
CertificateGIA 1569567137
Dimensions7.25 × 5.58 × 3.80 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
7.25 mm5.58 mm1.21 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1569567137
Side View
Table 64.0%Crown 36.32°Girdle: STK-THKPavilion 36.95°Culet: NoneDepth 68.1%

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: $8,231 NZD|Low: $3,994 NZD|High: $8,658 NZD|Avg: $5,366 NZD|-4.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 5$4,230 NZD
Retailer 3$4,320 NZD
Retailer 4$4,358 NZD
Retailer 6$4,582 NZD
Retailer 9$4,650 NZD
Retailer 7$4,977 NZD
Retailer 2$4,997 NZD
Retailer 8$5,881 NZD
Retailer 10$6,904 NZD
MOH London$8,231 NZD

19 data points across 10 retailers

10 retailers$4,230 NZD to $8,231 NZD

A
Cheapest Retailer
-
$4,230 NZD
B+
Retailer 2
-
$4,320 NZD
View
B+
Retailer 3
-
$4,358 NZD
View
Final sale: no returns
B+
Retailer 4
-
$4,582 NZD
View
B+
Retailer 5
-
$4,650 NZD
View
B+
Retailer 6
-
$4,977 NZD
View
B+
Retailer 7
-
$4,997 NZD
View
B+
Retailer 8
-
$5,881 NZD
View
B
Retailer 9
-
$6,904 NZD
View
Most Expensive
B
MOH London
D5A6684CB · Nov 7
$8,231 NZD
£3,593 GBP
View
9 more retailers have this diamond
Prices start from $4,230 NZDSave up to $4,001 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.

A
1.21ct Cushion
$4,230 NZD