CaratHunter
Plans
Cushion|Natural|GIA

0.81ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 5553804788

Certificate GIA 5553804788

Diamond specifications and retailer prices

From $1,801 NZD
$1,015 USD
As of November 1, 2026
Save $388 NZD (18%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,189 NZD at GemTrove · As of November 1, 2026
View at GemTrove

About this 0.81ct natural cushion diamond

This 0.81ct natural cushion sits in the just-under-one-carat band, graded D 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 5553804788. Listed at 8 retailers as of November 1, 2026, with prices from $1,801 to $2,189, a $388 spread on the same certified stone. GemTrove lists it at $2,189. 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

0.81
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5553804788
Dimensions5.28 × 5.19 × 3.49 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
5.28 mm5.19 mm0.81 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5553804788
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.2%

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: $2,189 NZD|Low: $1,589 NZD|High: $2,218 NZD|Avg: $2,012 NZD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$1,801 NZD
Retailer 6$1,909 NZD
Retailer 7$1,913 NZD
Retailer 2$1,943 NZD
Retailer 3$2,040 NZD
Retailer 8$2,040 NZD
Retailer 4$2,111 NZD
GemTrove$2,189 NZD

36 data points across 8 retailers

8 retailers$1,801 NZD to $2,189 NZD

A
Cheapest Retailer
-
$1,801 NZD
$1,015 USD
A
Retailer 2
-
$1,909 NZD
$1,076 USD
View
A
Retailer 3
-
$1,913 NZD
SGD 1,457 SGD
View
A
Retailer 4
-
$1,943 NZD
£862 GBP
View
A
Retailer 5
-
$2,040 NZD
$1,150 USD
View
A
Retailer 6
-
$2,040 NZD
$1,150 USD
View
A
Retailer 7
-
$2,111 NZD
$1,190 USD
View
Most Expensive
A
GemTrove
GT-N-00961886-98 · Nov 1
$2,189 NZD
A$1,898 AUD
View
7 more retailers have this diamond
Prices start from $1,801 NZDSave up to $388 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
0.81ct Cushion
$1,801 NZD