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Round|Natural|GIA

0.80ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2507964699

Certificate GIA 2507964699

Diamond specifications and retailer prices

From $1,388 AUD
$975 USD
As of October 25, 2026
Save $2,243 AUD (62%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,630 AUD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2507964699. Listed at 6 retailers as of October 25, 2026, with prices from $1,388 to $3,630, a $2,243 spread on the same certified stone. Diamond Quarter lists it at $3,630. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2507964699
Dimensions5.92 × 5.88 × 3.63 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.92 mm5.88 mm0.80 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2507964699
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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: $1,388 AUD|Low: $1,281 AUD|High: $2,219 AUD|Avg: $1,708 AUD|-5.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 21, 2026
Retailer 1$1,388 AUD
Retailer 3$1,389 AUD
Retailer 2$1,597 AUD
Retailer 4$1,716 AUD
Retailer 5$2,219 AUD

12 data points across 5 retailers

6 retailers$1,388 AUD to $3,630 AUD

A
Cheapest Retailer
-
$1,388 AUD
$975 USD
A
Retailer 2
-
$1,389 AUD
$976 USD
View
Final sale: no returns
A
Retailer 3
-
$1,597 AUD
$1,122 USD
View
A
Retailer 4
-
$1,716 AUD
SGD 1,629 SGD
View
A
Retailer 5
-
$2,219 AUD
View
Most Expensive
B+
Diamond Quarter
0.8SI2E25995514KG · Oct 29
$3,630 AUD
£2,008 GBP
View
5 more retailers have this diamond
Prices start from $1,388 AUDSave up to $2,243 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
$1,388 AUD