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Round|Natural|GIA

0.80ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 1328173063

Certificate GIA 1328173063

Diamond specifications and retailer prices

From $1,181 USD
As of November 4, 2026
Save $529 USD (31%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,008 USD at NZ Jewellers · As of November 5, 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 M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1328173063. Listed at 8 retailers as of November 4, 2026, with a 45% 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
M
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1328173063
Dimensions6.03 × 6.01 × 3.66 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud
Top View
6.03 mm6.01 mm0.80 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1328173063
Side View
Table 57.0%Crown 33.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,008 USD|Low: $1,233 USD|High: $3,008 USD|Avg: $1,659 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$1,233 USD
Retailer 7$1,233 USD
Retailer 8$1,263 USD
Retailer 4$1,280 USD
Retailer 6$1,423 USD
Retailer 2$1,627 USD
Retailer 3$1,710 USD
Retailer 9$1,777 USD
Retailer 10$1,992 USD
NZ Jewellers$3,008 USD

37 data points across 10 retailers

8 retailers$1,181 USD to $1,710 USD

B
Cheapest Retailer
-
$1,181 USD
Retailer 2
-
$1,233 USD
View
Price last confirmed 8 days ago
B
Retailer 3
-
$1,233 USD
View
B
Retailer 4
-
$1,280 USD
View
B
Retailer 5
-
$1,423 USD
View
B
Retailer 6
-
$1,627 USD
View
B
Retailer 7
-
$1,710 USD
View
Most Expensive
NZ Jewellers
577a0b53-9c2a-4630-9425-b3eb61face79 · Nov 5
$3,008 USD
View
Price under review
7 more retailers have this diamond
Prices start from $1,181 USDSave up to $529 USD

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.

B
0.80ct Round
$1,181 USD