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Round|Natural|GIA

0.80ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2554042649

Certificate GIA 2554042649

Diamond specifications and retailer prices

From $1,344 AUD
$944 USD
As of November 2, 2026
Save $2,850 AUD (68%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,194 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2554042649. Listed at 19 retailers as of October 30, 2026, with prices from $1,344 to $4,194, a $2,850 spread on the same certified stone. NZ Jewellers lists it at $4,194. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2554042649
Dimensions6.01 × 6.02 × 3.59 mm
L/W Ratio1.00
Top View
6.01 mm6.02 mm0.80 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554042649
Side View
Table 60.0%Crown 34°Girdle: MED-NULPavilion 40.8°Culet: NoneDepth 59.6%

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 2
Current: $2,168 AUD|Low: $1,344 AUD|High: $3,187 AUD|Avg: $2,166 AUD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6$1,344 AUD
Retailer 8$1,785 AUD
Retailer 2$1,951 AUD
Retailer 1$2,168 AUD
Retailer 3$2,221 AUD
Retailer 7$2,248 AUD
Retailer 5$2,543 AUD
Retailer 4$3,149 AUD

38 data points across 8 retailers

19 retailers$1,344 AUD to $4,194 AUD

A
Cheapest Retailer
-
$1,344 AUD
$944 USD
Final sale: no returns
B+
Retailer 2
-
$1,535 AUD
$1,078 USD
View
B+
Retailer 3
-
$1,647 AUD
$1,157 USD
View
Retailer 4
-
$1,720 AUD
$1,208 USD
View
Price last confirmed 55 days ago
B+
Retailer 5
-
$1,720 AUD
$1,208 USD
View
B+
Retailer 6
-
$1,720 AUD
$1,208 USD
View
B+
Retailer 7
-
$1,785 AUD
$1,254 USD
View
B+
Retailer 8
-
$1,893 AUD
$1,330 USD
View
B+
Retailer 9
-
$1,911 AUD
$1,342 USD
View
B+
Retailer 10
-
$1,951 AUD
£1,079 GBP
View
Retailer 11
-
$1,984 AUD
$1,394 USD
View
Price last confirmed 56 days ago
B
Retailer 12
-
$1,984 AUD
$1,394 USD
View
B+
Retailer 13
-
$2,168 AUD
£1,199 GBP
View
B+
Retailer 14
-
$2,177 AUD
$1,529 USD
View
B+
Retailer 15
-
$2,221 AUD
€1,486 EUR
View
Retailer 16
-
$2,248 AUD
View
Price last confirmed 28 days ago
B
Retailer 17
-
$2,543 AUD
ZAR 28,863 ZAR
View
B
Retailer 18
-
$3,149 AUD
£1,742 GBP
View
Most Expensive
B
NZ Jewellers
5be44580-bda3-42c8-b841-bd20d652b34d · Oct 30
$4,194 AUD
$2,946 USD
View
18 more retailers have this diamond
Prices start from $1,344 AUDSave up to $2,850 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
0.80ct Round
$1,344 AUD