Radiant|Natural|GIA

1.26ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 5231926519

Certificate GIA 5231926519

Diamond specifications and retailer prices

From $3,795 NZD
As of November 7, 2026
8 retailers carry this diamond
Most expensive: $8,477 NZD at NZ Jewellers · As of October 6, 2026
View at NZ Jewellers

About this 1.26ct natural radiant diamond

This 1.26ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231926519. Listed at 8 retailers as of November 7, 2026. 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

1.26
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle56.87°
OriginNatural
Grading LabGIA
CertificateGIA 5231926519
Dimensions7.44 × 5.35 × 3.72 mm
L/W Ratio1.39
Top View
7.44 mm5.35 mm1.26 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231926519
Side View
Table 64.0%CrownGirdle: ThickPavilion 56.87°Culet: NoneDepth 69.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 7
Current: $3,494 NZD|Low: $2,516 NZD|High: $6,339 NZD|Avg: $4,199 NZD|-4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 12, 2026
Retailer 4$2,516 NZD
Retailer 3$3,301 NZD
Retailer 1$3,494 NZD
Retailer 6$3,795 NZD
Retailer 7$4,880 NZD
Retailer 5$5,322 NZD
Retailer 2$6,072 NZD

13 data points across 7 retailers

8 retailers

Retailer 1
-
$2,516 NZD
Price last confirmed 27 days ago
Retailer 2
-
$3,474 NZD
View
Price last confirmed 31 days ago
Retailer 3
-
$3,494 NZD
View
Price last confirmed 25 days ago
Retailer 4
-
$3,689 NZD
View
Price last confirmed 38 days ago
A
Retailer 5
-
$3,795 NZD
View
Retailer 6
-
$5,322 NZD
View
Price last confirmed 28 days ago
Retailer 7
-
$6,072 NZD
View
Price last confirmed 26 days ago
Most Expensive
NZ Jewellers
dbefcf07-1e6c-4a59-9fcc-68a052498408 · Oct 6
$8,477 NZD
$4,699 USD
View
Price last confirmed 31 days ago
7 more retailers have this diamond
Prices start from $3,795 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
1.26ct Radiant
$3,795 NZD