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Round|Natural|GIA

0.80ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7551586267

Certificate GIA 7551586267

Diamond specifications and retailer prices

From $1,713 AUD
$1,205 USD
As of October 25, 2026
Save $3,482 AUD (67%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,196 AUD at NZ Jewellers · As of October 27, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551586267. Listed at 24 retailers as of October 25, 2026, with prices from $1,713 to $5,196, a $3,482 spread on the same certified stone. NZ Jewellers lists it at $5,196. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7551586267
Dimensions5.90 × 5.92 × 3.71 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
5.90 mm5.92 mm0.80 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551586267
Side View
Table 56.0%Crown 34.5°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.8%

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 25
Current: $2,355 AUD|Low: $1,713 AUD|High: $4,487 AUD|Avg: $2,788 AUD|+2.2%
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 12$1,713 AUD
Retailer 3$1,780 AUD
Retailer 10$1,930 AUD
Retailer 2$2,335 AUD
Retailer 1$2,355 AUD
Retailer 11$2,546 AUD
Retailer 5$2,701 AUD
Retailer 4$2,780 AUD
Retailer 6$2,905 AUD
Retailer 8$3,143 AUD
Retailer 9$3,736 AUD
Retailer 7$4,478 AUD

32 data points across 12 retailers

24 retailers$1,713 AUD to $5,196 AUD

A
Retailer 1
-
$1,474 AUD
HK$8,100 HKD
Price last confirmed 55 days ago
A
Retailer 2
-
$1,713 AUD
$1,205 USD
View
A
Retailer 3
-
$1,780 AUD
$1,252 USD
View
Final sale: no returns
A
Retailer 4
-
$1,789 AUD
$1,258 USD
View
A
Retailer 5
-
$1,930 AUD
$1,357 USD
View
A
Retailer 6
-
$1,930 AUD
$1,357 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$1,930 AUD
$1,357 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$2,019 AUD
$1,420 USD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$2,050 AUD
$1,441 USD
View
B+
Retailer 10
-
$2,083 AUD
$1,465 USD
View
B+
Retailer 11
-
$2,227 AUD
$1,566 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$2,227 AUD
$1,566 USD
View
B+
Retailer 13
-
$2,227 AUD
$1,566 USD
View
Price last confirmed 20 days ago
B+
Retailer 14
-
$2,253 AUD
View
B+
Retailer 15
-
$2,335 AUD
$1,642 USD
View
B+
Retailer 16
-
$2,355 AUD
£1,304 GBP
View
B+
Retailer 17
-
$2,546 AUD
£1,410 GBP
View
B+
Retailer 18
-
$2,701 AUD
£1,496 GBP
View
B+
Retailer 19
-
$2,780 AUD
View
Price last confirmed 23 days ago
B+
Retailer 20
-
$2,905 AUD
€1,946 EUR
View
B
Retailer 21
-
$3,143 AUD
ZAR 35,709 ZAR
View
B
Retailer 22
-
$3,736 AUD
£2,069 GBP
View
B
Retailer 23
-
$4,478 AUD
£2,480 GBP
View
Most Expensive
B
NZ Jewellers
0d7e2acb-9001-44d3-925b-053474fd35b1 · Oct 27
$5,196 AUD
$3,654 USD
View
23 more retailers have this diamond
Prices start from $1,713 AUDSave up to $3,482 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
$1,713 AUD