Radiant|Natural|GIA

1.20ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 2527842436

Certificate GIA 2527842436

Diamond specifications and retailer prices

From $3,483 USD
As of November 2, 2026
Save $2,655 USD (43%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,138 USD at NZ Jewellers · As of November 3, 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 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 2527842436. Listed at 6 retailers as of November 2, 2026, with prices from $3,483 to $6,138, a $2,655 spread on the same certified stone. NZ Jewellers lists it at $6,138. 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
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.87°
Pavilion angle30.99°
OriginNatural
Grading LabGIA
CertificateGIA 2527842436
Dimensions6.95 × 5.35 × 3.51 mm
L/W Ratio1.30
Top View
6.95 mm5.35 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2527842436
Side View
Table 71.0%Crown 44.87°Girdle: STK-THKPavilion 30.99°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $6,138 USD|Low: $3,481 USD|High: $6,155 USD|Avg: $4,279 USD|-0.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 4$3,483 USD
Retailer 5$3,523 USD
Retailer 2$3,658 USD
Retailer 6$3,671 USD
Retailer 9$3,719 USD
Retailer 7$3,958 USD
Retailer 8$4,066 USD
Retailer 10$4,371 USD
Retailer 3$5,891 USD
NZ Jewellers$6,138 USD

31 data points across 10 retailers

6 retailers$3,483 USD to $6,138 USD

A
Cheapest Retailer
-
$3,483 USD
B+
Retailer 2
-
$3,523 USD
View
B+
Retailer 3
-
$3,658 USD
View
B+
Retailer 4
-
$3,671 USD
View
B
Retailer 5
-
$5,891 USD
View
Most Expensive
B
NZ Jewellers
d9586307-96c9-4658-b6d9-e55774f8cd80 · Nov 3
$6,138 USD
View
5 more retailers have this diamond
Prices start from $3,483 USDSave up to $2,655 USD

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
$3,483 USD