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Round|Natural|GIA

0.81ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6565611640

Certificate GIA 6565611640

Diamond specifications and retailer prices

From $1,590 NZD
HK$7,000 HKD
As of November 1, 2026
Save $3,621 NZD (69%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,211 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural round diamond

This 0.81ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565611640. Listed at 19 retailers as of October 30, 2026, with prices from $1,590 to $5,211, a $3,621 spread on the same certified stone. NZ Jewellers lists it at $5,211. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6565611640
Dimensions5.88 × 5.92 × 3.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.88 mm5.92 mm0.81 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565611640
Side View
Table 59.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.4%

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: $5,211 NZD|Low: $1,567 NZD|High: $5,211 NZD|Avg: $2,369 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 15$1,590 NZD
Retailer 2$1,608 NZD
Retailer 10$1,760 NZD
Retailer 8$1,907 NZD
Retailer 14$1,973 NZD
Retailer 5$2,005 NZD
Retailer 4$2,136 NZD
Retailer 16$2,136 NZD
Retailer 13$2,189 NZD
Retailer 7$2,210 NZD
Retailer 17$2,220 NZD
Retailer 6$2,227 NZD
Retailer 3$2,383 NZD
Retailer 12$2,425 NZD
Retailer 9$2,466 NZD
Retailer 18$2,677 NZD
Retailer 11$3,914 NZD
NZ Jewellers$5,211 NZD

14 data points across 18 retailers

19 retailers$1,590 NZD to $5,211 NZD

A
Cheapest Retailer
-
$1,590 NZD
HK$7,000 HKD
A
Retailer 2
-
$1,608 NZD
₹86,320 INR
View
A
Retailer 3
-
$1,760 NZD
$992 USD
View
A
Retailer 4
-
$1,899 NZD
A$1,646 AUD
View
Retailer 5
-
$1,907 NZD
$1,075 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$1,973 NZD
$1,112 USD
View
Final sale: no returns
A
Retailer 7
-
$2,005 NZD
$1,130 USD
View
A
Retailer 8
-
$2,136 NZD
$1,204 USD
View
A
Retailer 9
-
$2,136 NZD
$1,204 USD
View
A
Retailer 10
-
$2,189 NZD
$1,234 USD
View
A
Retailer 11
-
$2,210 NZD
SGD 1,683 SGD
View
A
Retailer 12
-
$2,220 NZD
$1,251 USD
View
A
Retailer 13
-
$2,227 NZD
$1,255 USD
View
B+
Retailer 14
-
$2,383 NZD
$1,343 USD
View
B+
Retailer 15
-
$2,425 NZD
£1,076 GBP
View
B+
Retailer 16
-
$2,466 NZD
$1,390 USD
View
B+
Retailer 17
-
$2,677 NZD
$1,509 USD
View
B
Retailer 18
-
$3,914 NZD
£1,737 GBP
View
Most Expensive
B
NZ Jewellers
3c879c23-5240-4eb4-ad28-f5ca13ab54df · Oct 30
$5,211 NZD
$2,937 USD
View
18 more retailers have this diamond
Prices start from $1,590 NZDSave up to $3,621 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 Round
$1,590 NZD