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Cushion|Natural|GIA

1.21ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 1415832363

Certificate GIA 1415832363

Diamond specifications and retailer prices

From $7,686 NZD
As of November 5, 2026
Save $4,319 NZD (36%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $12,005 NZD at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1415832363. Listed at 5 retailers as of November 5, 2026, with prices from $7,686 to $12,005, a $4,319 spread on the same certified stone. Cape Diamonds lists it at $12,005. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1415832363
Dimensions6.11 × 5.48 × 4.04 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.11 mm5.48 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1415832363
Side View
Table 59.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 73.7%

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 5
Current: $12,005 NZD|Low: $7,127 NZD|High: $12,095 NZD|Avg: $9,442 NZD|+2.5%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$7,612 NZD
Retailer 4$7,840 NZD
Retailer 2$10,470 NZD
Cape Diamonds$12,005 NZD

37 data points across 4 retailers

5 retailers$7,686 NZD to $12,005 NZD

Retailer 1
-
$7,612 NZD
Price last confirmed 16 days ago
B+
Retailer 2
-
$7,686 NZD
View
Retailer 3
-
$7,775 NZD
View
Price last confirmed 7 days ago
B
Retailer 4
-
$10,470 NZD
View
Most Expensive
B
Cape Diamonds
cert_1415832363 · Nov 5
$12,005 NZD
ZAR 107,515 ZAR
View
4 more retailers have this diamond
Prices start from $7,686 NZDSave up to $4,319 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+
1.21ct Cushion
$7,686 NZD