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Round|Natural|GIA

1.00ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1493733298

Certificate GIA 1493733298

Diamond specifications and retailer prices

From $1,984 USD
As of November 4, 2026
Save $3,223 USD (62%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,391 USD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1493733298. Listed at 18 retailers as of November 4, 2026, with a 162% 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

1.00
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1493733298
Dimensions6.41 × 6.32 × 3.98 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle, Indented Natural, Natural
Top View
6.41 mm6.32 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1493733298
Side View
Table 58.0%Crown 35°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.9%

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: Nov 4
Current: $2,713 USD|Low: $1,984 USD|High: $4,826 USD|Avg: $2,976 USD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$1,984 USD
Retailer 3$2,071 USD
Retailer 4$2,308 USD
Retailer 9$2,380 USD
Retailer 6$2,395 USD
Retailer 1$2,713 USD
Retailer 2$3,195 USD
Retailer 5$4,505 USD
Retailer 8$4,806 USD

36 data points across 9 retailers

18 retailers$1,984 USD to $5,207 USD

A
Cheapest Retailer
-
$1,984 USD
A
Retailer 2
-
$2,071 USD
View
A
Retailer 3
-
$2,308 USD
View
A
Retailer 4
-
$2,380 USD
View
Final sale: no returns
A
Retailer 5
-
$2,395 USD
View
A
Retailer 6
-
$2,451 USD
View
Retailer 7
-
$2,579 USD
View
Price last confirmed 29 days ago
Retailer 8
-
$2,579 USD
View
Price last confirmed 29 days ago
Retailer 9
-
$2,698 USD
View
Price last confirmed 38 days ago
A
Retailer 10
-
$2,713 USD
View
A
Retailer 11
-
$2,719 USD
View
A
Retailer 12
-
$2,752 USD
View
Retailer 13
-
$2,976 USD
View
Price last confirmed 38 days ago
B+
Retailer 14
-
$3,195 USD
View
B+
Retailer 15
-
$4,505 USD
View
Retailer 16
-
$4,806 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
$5,207 USD
View
Most Expensive
NZ Jewellers
3a32d4ef-c24c-44f2-b59e-c247df22ecf6 · Sep 28
$5,391 USD
View
Price last confirmed 39 days ago
17 more retailers have this diamond
Prices start from $1,984 USDSave up to $3,223 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.

A
1.00ct Round
$1,984 USD