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Radiant|Natural|GIA

1.00ct H SI2 Radiant Natural Diamond

ID • H/SI2 • GIA 5526641037

Certificate GIA 5526641037

Diamond specifications and retailer prices

From $2,235 NZD
As of November 6, 2026
Save $4,696 NZD (68%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,931 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct 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 5526641037. Listed at 19 retailers as of November 5, 2026, with prices from $2,235 to $6,931, a $4,696 spread on the same certified stone. NZ Jewellers lists it at $6,931. 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
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle55.35°
OriginNatural
Grading LabGIA
CertificateGIA 5526641037
Dimensions6.60 × 5.12 × 3.58 mm
L/W Ratio1.29
Top View
6.60 mm5.12 mm1.00 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5526641037
Side View
Table 65.0%Crown 42.2°Girdle: MED-THKPavilion 55.35°Culet: NoneDepth 69.8%

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 6
Current: $3,151 NZD|Low: $2,235 NZD|High: $5,004 NZD|Avg: $3,150 NZD|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 3$2,235 NZD
Retailer 9$2,239 NZD
Retailer 2$2,621 NZD
Retailer 7$2,654 NZD
Retailer 8$3,056 NZD
Retailer 5$3,105 NZD
Retailer 10$3,133 NZD
Retailer 1$3,151 NZD
Retailer 4$3,857 NZD
Retailer 6$4,964 NZD

33 data points across 10 retailers

19 retailers$2,235 NZD to $6,931 NZD

A
Cheapest Retailer
-
$2,235 NZD
A
Retailer 2
-
$2,239 NZD
View
A
Retailer 3
-
$2,621 NZD
View
Final sale: no returns
A
Retailer 4
-
$2,634 NZD
View
A
Retailer 5
-
$2,654 NZD
View
A
Retailer 6
-
$2,841 NZD
View
Retailer 7
-
$2,841 NZD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$2,940 NZD
View
A
Retailer 9
-
$2,973 NZD
View
A
Retailer 10
-
$3,056 NZD
View
A
Retailer 11
-
$3,086 NZD
View
A
Retailer 12
-
$3,105 NZD
View
A
Retailer 13
-
$3,133 NZD
View
A
Retailer 14
-
$3,148 NZD
View
A
Retailer 15
-
$3,151 NZD
View
A
Retailer 16
-
$3,278 NZD
View
B+
Retailer 17
-
$3,857 NZD
View
B
Retailer 18
-
$4,964 NZD
View
Most Expensive
B
NZ Jewellers
051756fa-3e9c-4e60-8593-c5e15a394e6d · Nov 5
$6,931 NZD
$3,842 USD
View
18 more retailers have this diamond
Prices start from $2,235 NZDSave up to $4,696 NZD

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 Radiant
$2,235 NZD