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Round|Natural|GIA

1.01ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7551973016

Certificate GIA 7551973016

Diamond specifications and retailer prices

From $2,070 USD
As of November 5, 2026
Save $2,815 USD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,628 USD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct 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 7551973016. Listed at 13 retailers as of November 4, 2026, with a 136% 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

1.01
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7551973016
Dimensions6.39 × 6.42 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
6.39 mm6.42 mm1.01 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551973016
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.5%

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: Nov 5
Current: $3,229 USD|Low: $2,049 USD|High: $5,058 USD|Avg: $3,062 USD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2$2,070 USD
Retailer 4$2,505 USD
Retailer 8$2,581 USD
Retailer 9$2,692 USD
Retailer 7$2,938 USD
Retailer 3$2,942 USD
Retailer 1$3,229 USD
Retailer 6$3,244 USD
Retailer 5$4,885 USD

37 data points across 9 retailers

13 retailers$2,070 USD to $4,885 USD

A
Cheapest Retailer
-
$2,070 USD
A
Retailer 2
-
$2,505 USD
View
A
Retailer 3
-
$2,581 USD
View
Final sale: no returns
Retailer 4
-
$2,692 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$2,795 USD
View
Price last confirmed 38 days ago
A
Retailer 6
-
$2,938 USD
View
A
Retailer 7
-
$2,942 USD
View
Retailer 8
-
$3,106 USD
View
Price last confirmed 38 days ago
Retailer 9
-
$3,163 USD
View
Price last confirmed 60 days ago
B+
Retailer 10
-
$3,229 USD
View
B+
Retailer 11
-
$3,244 USD
View
B
Retailer 12
-
$4,885 USD
View
Most Expensive
NZ Jewellers
246ed456-7b98-4e84-a064-a97fad39c523 · Sep 28
$5,628 USD
View
Price last confirmed 38 days ago
12 more retailers have this diamond
Prices start from $2,070 USDSave up to $2,815 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
1.01ct Round
$2,070 USD