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Round|Natural|GIA

0.80ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 1543505054

Certificate GIA 1543505054

Diamond specifications and retailer prices

From $1,976 AUD
$1,388 USD
As of October 28, 2026
Save $2,698 AUD (58%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,768 AUD at NZ Jewellers · As of September 19, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1543505054. Listed at 20 retailers as of October 28, 2026, with a 137% 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

0.80
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1543505054
Dimensions6.04 × 6.07 × 3.61 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.04 mm6.07 mm0.80 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1543505054
Side View
Table 60.0%Crown 32°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 59.7%

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 28
Current: $2,627 AUD|Low: $1,812 AUD|High: $4,683 AUD|Avg: $2,930 AUD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 11$1,976 AUD
Retailer 4$2,143 AUD
Retailer 12$2,201 AUD
Retailer 3$2,271 AUD
Retailer 10$2,591 AUD
Retailer 1$2,627 AUD
Retailer 9$2,811 AUD
Retailer 2$3,069 AUD
Retailer 5$3,212 AUD
Retailer 7$3,489 AUD
Retailer 8$4,149 AUD
Retailer 6$4,674 AUD

32 data points across 12 retailers

20 retailers$1,976 AUD to $4,674 AUD

A
Cheapest Retailer
-
$1,976 AUD
$1,388 USD
Final sale: no returns
A
Retailer 2
-
$1,986 AUD
$1,395 USD
View
Retailer 3
-
$2,143 AUD
$1,505 USD
View
Price last confirmed 44 days ago
A
Retailer 4
-
$2,201 AUD
$1,546 USD
View
B+
Retailer 5
-
$2,255 AUD
$1,584 USD
View
B+
Retailer 6
-
$2,271 AUD
$1,595 USD
View
B+
Retailer 7
-
$2,434 AUD
$1,710 USD
View
B+
Retailer 8
-
$2,434 AUD
$1,710 USD
View
Retailer 9
-
$2,473 AUD
$1,737 USD
View
Price last confirmed 40 days ago
B+
Retailer 10
-
$2,520 AUD
$1,770 USD
View
B+
Retailer 11
-
$2,591 AUD
$1,820 USD
View
B+
Retailer 12
-
$2,627 AUD
£1,453 GBP
View
B+
Retailer 13
-
$2,811 AUD
£1,555 GBP
View
B+
Retailer 14
-
$2,878 AUD
$2,022 USD
View
Retailer 15
-
$3,069 AUD
View
Price last confirmed 32 days ago
B+
Retailer 16
-
$3,212 AUD
€2,149 EUR
View
B
Retailer 17
-
$3,489 AUD
ZAR 39,599 ZAR
View
B
Retailer 18
-
$4,149 AUD
£2,295 GBP
View
B
Retailer 19
-
$4,674 AUD
£2,585 GBP
View
Most Expensive
NZ Jewellers
ed010c63-4b9d-412d-9423-7c5e2318d424 · Sep 19
$5,768 AUD
$4,052 USD
View
Price last confirmed 42 days ago
19 more retailers have this diamond
Prices start from $1,976 AUDSave up to $2,698 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
$1,976 AUD