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Round|Natural|GIA

0.80ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 6421965411

Certificate GIA 6421965411

Diamond specifications and retailer prices

From $929 AUD
HK$5,100 HKD
As of October 30, 2026
Save $3,010 AUD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,939 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6421965411. Listed at 16 retailers as of October 30, 2026, with prices from $929 to $3,939, a $3,010 spread on the same certified stone. NZ Jewellers lists it at $3,939. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.80
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6421965411
Dimensions5.95 × 5.94 × 3.59 mm
L/W Ratio1.00
Top View
5.95 mm5.94 mm0.80 ctJ / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6421965411
Side View
Table 59.0%CrownGirdle: SLI-THKPavilionCulet: NoneDepth 60.4%

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: $3,939 AUD|Low: $929 AUD|High: $3,939 AUD|Avg: $1,549 AUD
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
October 30, 2026
Retailer 6$929 AUD
Retailer 17$1,013 AUD
Retailer 7$1,149 AUD
Retailer 8$1,153 AUD
Retailer 13$1,256 AUD
Retailer 15$1,256 AUD
Retailer 3$1,270 AUD
Retailer 14$1,304 AUD
Retailer 4$1,399 AUD
Retailer 5$1,445 AUD
Retailer 16$1,449 AUD
Retailer 11$1,460 AUD
Retailer 10$1,672 AUD
Retailer 2$1,771 AUD
Retailer 9$1,825 AUD
Retailer 12$2,303 AUD
NZ Jewellers$3,939 AUD

27 data points across 17 retailers

16 retailers$929 AUD to $3,939 AUD

A
Cheapest Retailer
-
$929 AUD
HK$5,100 HKD
B+
Retailer 2
-
$1,013 AUD
₹67,738 INR
View
B+
Retailer 3
-
$1,153 AUD
$810 USD
View
B+
Retailer 4
-
$1,256 AUD
$882 USD
View
B+
Retailer 5
-
$1,256 AUD
$882 USD
View
B+
Retailer 6
-
$1,270 AUD
$892 USD
View
B+
Retailer 7
-
$1,301 AUD
SGD 1,235 SGD
View
B+
Retailer 8
-
$1,304 AUD
$916 USD
View
B+
Retailer 9
-
$1,399 AUD
$983 USD
View
B+
Retailer 10
-
$1,445 AUD
$1,015 USD
View
B+
Retailer 11
-
$1,449 AUD
$1,018 USD
View
B+
Retailer 12
-
$1,460 AUD
£807 GBP
View
B+
Retailer 13
-
$1,672 AUD
£925 GBP
View
B+
Retailer 14
-
$1,771 AUD
€1,185 EUR
View
B
Retailer 15
-
$2,303 AUD
£1,274 GBP
View
Most Expensive
C
NZ Jewellers
59605a1a-8ec6-4eac-a1b0-3ae195eee41b · Oct 30
$3,939 AUD
$2,767 USD
View
15 more retailers have this diamond
Prices start from $929 AUDSave up to $3,010 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
$929 AUD