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Round|Natural|GIA

0.82ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1275719120

Certificate GIA 1275719120

Diamond specifications and retailer prices

From $2,551 AUD
$1,792 USD
As of October 30, 2026
Save $2,350 AUD (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,823 AUD at NZ Jewellers · As of October 14, 2026
View at NZ Jewellers

About this 0.82ct natural round diamond

This 0.82ct natural round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1275719120. Listed at 9 retailers as of October 30, 2026, with a 92% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.82
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1275719120
Dimensions5.95 × 5.99 × 3.73 mm
L/W Ratio1.01
Top View
5.95 mm5.99 mm0.82 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1275719120
Side View
Table 56.0%CrownGirdlePavilionCuletDepth 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: Oct 30
Current: $4,901 AUD|Low: $2,551 AUD|High: $4,985 AUD|Avg: $3,520 AUD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 5$2,551 AUD
Retailer 2$3,080 AUD
Retailer 4$3,227 AUD
Retailer 6$3,346 AUD
Retailer 3$3,803 AUD
Retailer 1$4,901 AUD

41 data points across 6 retailers

9 retailers$2,551 AUD to $4,901 AUD

A
Cheapest Retailer
-
$2,551 AUD
$1,792 USD
Retailer 2
-
$2,924 AUD
$2,054 USD
View
Price last confirmed 33 days ago
B+
Retailer 3
-
$3,080 AUD
£1,704 GBP
View
B+
Retailer 4
-
$3,227 AUD
£1,785 GBP
View
Retailer 5
-
$3,227 AUD
$2,267 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$3,346 AUD
$2,350 USD
View
B+
Retailer 7
-
$3,803 AUD
€2,544 EUR
View
B
Retailer 8
-
$4,901 AUD
£2,711 GBP
View
Most Expensive
NZ Jewellers
59629bc9-16df-41d7-9b7a-f9e619434d2c · Oct 14
$6,823 AUD
$4,793 USD
View
Price last confirmed 18 days ago
8 more retailers have this diamond
Prices start from $2,551 AUDSave up to $2,350 AUD

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
0.82ct Round
$2,551 AUD