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Radiant|Natural|GIA

1.25ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 2546935405

Certificate GIA 2546935405

Diamond specifications and retailer prices

From $6,157 NZD
As of November 6, 2026
Save $6,592 NZD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,749 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.25ct natural radiant diamond

This 1.25ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546935405. Listed at 11 retailers as of November 4, 2026, with prices from $6,157 to $12,749, a $6,592 spread on the same certified stone. MOH London lists it at $12,749. 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

1.25
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546935405
Dimensions7.21 × 5.35 × 3.60 mm
L/W Ratio1.35
Top View
7.21 mm5.35 mm1.25 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546935405
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $12,749 NZD|Low: $6,157 NZD|High: $12,852 NZD|Avg: $7,950 NZD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 7, 2026
Retailer 8$6,157 NZD
Retailer 4$6,173 NZD
Retailer 5$6,324 NZD
Retailer 9$6,442 NZD
Retailer 3$7,131 NZD
Retailer 7$7,609 NZD
Retailer 11$8,063 NZD
Retailer 12$8,063 NZD
Retailer 2$8,130 NZD
Retailer 13$8,334 NZD
Retailer 6$8,946 NZD
Retailer 10$9,079 NZD
MOH London$12,749 NZD

25 data points across 13 retailers

11 retailers$6,157 NZD to $12,749 NZD

A
Cheapest Retailer
-
$6,157 NZD
A
Retailer 2
-
$6,173 NZD
View
A
Retailer 3
-
$6,324 NZD
View
A
Retailer 4
-
$7,609 NZD
View
A
Retailer 5
-
$8,063 NZD
View
A
Retailer 6
-
$8,063 NZD
View
A
Retailer 7
-
$8,130 NZD
View
A
Retailer 8
-
$8,334 NZD
View
A
Retailer 9
-
$8,946 NZD
View
Retailer 10
-
$9,079 NZD
View
Price last confirmed 15 days ago
Most Expensive
B+
MOH London
F65523EFA · Nov 4
$12,749 NZD
£5,565 GBP
View
10 more retailers have this diamond
Prices start from $6,157 NZDSave up to $6,592 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
1.25ct Radiant
$6,157 NZD