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Radiant|Natural|GIA

1.20ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 2546974498

Certificate GIA 2546974498

Diamond specifications and retailer prices

From $5,407 NZD
$3,042 USD
As of November 2, 2026
Save $6,410 NZD (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $11,816 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded I 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 2546974498. Listed at 15 retailers as of November 2, 2026, with prices from $5,407 to $11,816, a $6,410 spread on the same certified stone. MOH London lists it at $11,816. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546974498
Dimensions7.52 × 5.20 × 3.52 mm
L/W Ratio1.45
Top View
7.52 mm5.20 mm1.20 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546974498
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $11,816 NZD|Low: $5,343 NZD|High: $11,958 NZD|Avg: $7,532 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 6$5,407 NZD
Retailer 8$5,430 NZD
Retailer 7$6,841 NZD
Retailer 10$6,962 NZD
Retailer 2$7,227 NZD
Retailer 5$7,575 NZD
Retailer 3$7,995 NZD
Retailer 9$7,998 NZD
Retailer 4$10,210 NZD
MOH London$11,816 NZD

44 data points across 10 retailers

15 retailers$5,407 NZD to $11,816 NZD

B+
Cheapest Retailer
-
$5,407 NZD
$3,042 USD
B+
Retailer 2
-
$5,430 NZD
$3,055 USD
View
B+
Retailer 3
-
$5,876 NZD
A$5,086 AUD
View
B
Retailer 4
-
$6,841 NZD
$3,849 USD
View
B
Retailer 5
-
$6,962 NZD
$3,917 USD
View
B
Retailer 6
-
$7,227 NZD
£3,202 GBP
View
B
Retailer 7
-
$7,234 NZD
$4,070 USD
View
B
Retailer 8
-
$7,234 NZD
$4,070 USD
View
B
Retailer 9
-
$7,482 NZD
$4,210 USD
View
B
Retailer 10
-
$7,562 NZD
$4,255 USD
View
Retailer 11
-
$7,575 NZD
A$6,557 AUD
View
Price last confirmed 30 days ago
B
Retailer 12
-
$7,995 NZD
€4,284 EUR
View
Retailer 13
-
$7,998 NZD
$4,500 USD
View
Price last confirmed 10 days ago
Retailer 14
-
$10,210 NZD
$5,745 USD
View
Price last confirmed 7 days ago
Most Expensive
B
MOH London
68CDFF3BD · Nov 2
$11,816 NZD
£5,235 GBP
View
14 more retailers have this diamond
Prices start from $5,407 NZDSave up to $6,410 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.

B+
1.20ct Radiant
$5,407 NZD