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Cushion|Natural|GIA

0.80ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2556153957

Certificate GIA 2556153957

Diamond specifications and retailer prices

From $1,408 NZD
HK$6,200 HKD
As of November 1, 2026
Save $3,538 NZD (72%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,946 NZD at Queensmith · As of October 28, 2026
View at Queensmith

About this 0.8ct natural cushion diamond

This 0.8ct natural cushion sits in the just-under-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 2556153957. Listed at 17 retailers as of October 28, 2026, with prices from $1,408 to $4,946, a $3,538 spread on the same certified stone. Queensmith lists it at $4,946. 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

0.80
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556153957
Dimensions7.26 × 4.61 × 3.12 mm
L/W Ratio1.57
Top View
7.26 mm4.61 mm0.80 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2556153957
Side View
Table 62.0%CrownGirdle: VTN-XTKPavilionCulet: NoneDepth 67.7%

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 1
Current: $4,946 NZD|Low: $1,408 NZD|High: $4,957 NZD|Avg: $2,699 NZD|+3.1%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4$1,408 NZD
Retailer 3$1,644 NZD
Retailer 9$1,739 NZD
Retailer 7$1,886 NZD
Retailer 2$2,225 NZD
Retailer 10$2,466 NZD
Retailer 5$2,645 NZD
Retailer 6$2,789 NZD
Retailer 8$3,459 NZD
Queensmith$4,946 NZD

34 data points across 10 retailers

17 retailers$1,408 NZD to $4,946 NZD

A
Cheapest Retailer
-
$1,408 NZD
HK$6,200 HKD
A
Retailer 2
-
$1,644 NZD
₹88,220 INR
View
A
Retailer 3
-
$1,739 NZD
$980 USD
View
Final sale: no returns
A
Retailer 4
-
$1,806 NZD
$1,018 USD
View
A
Retailer 5
-
$1,810 NZD
$1,020 USD
View
A
Retailer 6
-
$1,886 NZD
$1,063 USD
View
A
Retailer 7
-
$1,951 NZD
SGD 1,486 SGD
View
B+
Retailer 8
-
$2,123 NZD
$1,197 USD
View
B+
Retailer 9
-
$2,225 NZD
£987 GBP
View
B+
Retailer 10
-
$2,287 NZD
$1,289 USD
View
B+
Retailer 11
-
$2,429 NZD
$1,369 USD
View
Retailer 12
-
$2,466 NZD
A$2,138 AUD
View
Price last confirmed 28 days ago
B+
Retailer 13
-
$2,645 NZD
€1,420 EUR
View
B+
Retailer 14
-
$2,789 NZD
ZAR 25,396 ZAR
View
B+
Retailer 15
-
$2,901 NZD
$1,635 USD
View
B+
Retailer 16
-
$3,459 NZD
£1,535 GBP
View
Most Expensive
B
Queensmith
2556153957 · Oct 28
$4,946 NZD
£2,195 GBP
View
16 more retailers have this diamond
Prices start from $1,408 NZDSave up to $3,538 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
0.80ct Cushion
$1,408 NZD