Radiant|Natural|GIA

1.01ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 1559743551

Certificate GIA 1559743551

Diamond specifications and retailer prices

From $1,708 USD
As of November 4, 2026
Save $2,864 USD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,572 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural radiant diamond

This 1.01ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559743551. Listed at 15 retailers as of November 4, 2026, with prices from $1,708 to $4,572, a $2,864 spread on the same certified stone. NZ Jewellers lists it at $4,572. 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
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559743551
Dimensions6.78 × 5.01 × 3.41 mm
L/W Ratio1.35
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
6.78 mm5.01 mm1.01 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559743551
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.0%

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: $4,572 USD|Low: $1,644 USD|High: $4,803 USD|Avg: $2,261 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 7, 2026
Retailer 14$1,708 USD
Retailer 3$1,727 USD
Retailer 15$1,729 USD
Retailer 8$1,843 USD
Retailer 7$1,854 USD
Retailer 13$1,874 USD
Retailer 6$1,922 USD
Retailer 4$1,961 USD
Retailer 9$2,012 USD
Retailer 2$2,035 USD
Retailer 11$2,067 USD
Retailer 12$2,163 USD
Retailer 10$2,546 USD
Retailer 5$3,366 USD
NZ Jewellers$4,572 USD

23 data points across 15 retailers

15 retailers$1,708 USD to $4,572 USD

A
Cheapest Retailer
-
$1,708 USD
A
Retailer 2
-
$1,727 USD
View
A
Retailer 3
-
$1,729 USD
View
Final sale: no returns
A
Retailer 4
-
$1,843 USD
View
A
Retailer 5
-
$1,854 USD
View
A
Retailer 6
-
$1,874 USD
View
Retailer 7
-
$1,922 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$1,961 USD
View
A
Retailer 9
-
$2,012 USD
View
A
Retailer 10
-
$2,035 USD
View
B+
Retailer 11
-
$2,067 USD
View
B+
Retailer 12
-
$2,163 USD
View
B+
Retailer 13
-
$2,546 USD
View
B
Retailer 14
-
$3,366 USD
View
Most Expensive
B
NZ Jewellers
93db8d8e-1956-4dfd-b8da-dab4498f7af1 · Nov 5
$4,572 USD
View
14 more retailers have this diamond
Prices start from $1,708 USDSave up to $2,864 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 Radiant
$1,708 USD