Radiant|Natural|HRD

1.20ct G SI1 Radiant Natural Diamond

EX • G/SI1 • HRD 250000288388

Certificate HRD 250000288388

Diamond specifications and retailer prices

From $1,700 USD
As of November 6, 2026
3 retailers carry this diamond
Most expensive: $4,112 USD at NZ Jewellers · As of September 21, 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 G 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 HRD 250000288388. Listed at 3 retailers as of November 6, 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

1.20
Carat
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle33.59°
OriginNatural
Grading LabHRD
CertificateHRD 250000288388
Dimensions6.87 × 5.48 × 3.69 mm
L/W Ratio1.25
Girdle conditionThin
Top View
6.87 mm5.48 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 250000288388
Side View
Table 70.0%Crown 42°Girdle: THN-THNPavilion 33.59°Culet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $4,112 USD|Low: $1,686 USD|High: $4,112 USD|Avg: $2,357 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 28, 2026
Retailer 4$1,686 USD
Retailer 3$1,700 USD
Retailer 6$1,922 USD
Retailer 5$1,928 USD
Retailer 7$2,163 USD
Retailer 2$2,989 USD
NZ Jewellers$4,112 USD

2 data points across 7 retailers

3 retailers

Retailer 1
-
$1,686 USD
Price last confirmed 46 days ago
A
Retailer 2
-
$1,700 USD
View
Most Expensive
NZ Jewellers
53df07e5-6af4-4652-ad38-f50e8661477f · Sep 21
$4,112 USD
View
Price last confirmed 46 days ago
2 more retailers have this diamond
Prices start from $1,700 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
$1,700 USD