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Radiant|Natural|GIA

1.20ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 5241037198

Certificate GIA 5241037198

Diamond specifications and retailer prices

From $3,579 NZD
As of November 6, 2026
Save $6,707 NZD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,286 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct 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 5241037198. Listed at 8 retailers as of November 5, 2026, with prices from $3,579 to $10,286, a $6,707 spread on the same certified stone. NZ Jewellers lists it at $10,286. 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

1.20
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Pavilion angle59°
OriginNatural
Grading LabGIA
CertificateGIA 5241037198
Dimensions6.98 × 5.31 × 3.70 mm
L/W Ratio1.31
Key to symbols
Crystal, Feather, Needle
Top View
6.98 mm5.31 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5241037198
Side View
Table 67.0%CrownGirdle: MED-STKPavilion 59°Culet: NoneDepth 69.7%

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: $10,286 NZD|Low: $3,579 NZD|High: $11,036 NZD|Avg: $6,359 NZD|-6.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 4$3,579 NZD
Retailer 6$4,921 NZD
Retailer 5$4,988 NZD
Retailer 3$5,056 NZD
Retailer 8$5,296 NZD
Retailer 7$7,538 NZD
Retailer 2$8,486 NZD
NZ Jewellers$10,286 NZD

32 data points across 8 retailers

8 retailers$3,579 NZD to $10,286 NZD

A
Cheapest Retailer
-
$3,579 NZD
B+
Retailer 2
-
$4,921 NZD
View
B+
Retailer 3
-
$4,988 NZD
View
B+
Retailer 4
-
$5,056 NZD
View
B+
Retailer 5
-
$5,296 NZD
View
B
Retailer 6
-
$7,538 NZD
View
B
Retailer 7
-
$8,486 NZD
View
Most Expensive
B
NZ Jewellers
b7d5488b-3155-43ee-83dc-597fb9e53a21 · Nov 5
$10,286 NZD
$5,702 USD
View
7 more retailers have this diamond
Prices start from $3,579 NZDSave up to $6,707 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
1.20ct Radiant
$3,579 NZD