Radiant|Natural|GIA

1.21ct G SI1 Radiant Natural Diamond

ID • G/SI1 • GIA 6562357531

Certificate GIA 6562357531

Diamond specifications and retailer prices

From $3,683 USD
As of November 6, 2026
Save $3,344 USD (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,027 USD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.21ct natural radiant diamond

This 1.21ct 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 GIA 6562357531. Listed at 10 retailers as of November 3, 2026, with prices from $3,683 to $7,027, a $3,344 spread on the same certified stone. NZ Jewellers lists it at $7,027. 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

1.21
Carat
G
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle49.61°
Pavilion angle35.08°
OriginNatural
Grading LabGIA
CertificateGIA 6562357531
Dimensions7.14 × 5.37 × 3.53 mm
L/W Ratio1.33
Girdle conditionThick
Key to symbols
Crystal, Feather, Needle
Top View
7.14 mm5.37 mm1.21 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562357531
Side View
Table 70.0%Crown 49.61°Girdle: SLI-POLPavilion 35.08°Culet: NoneDepth 65.8%

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 6
Current: $7,027 USD|Low: $3,683 USD|High: $7,027 USD|Avg: $4,664 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 9$3,683 USD
Retailer 5$3,933 USD
Retailer 3$4,033 USD
Retailer 7$4,033 USD
Retailer 2$4,035 USD
Retailer 10$4,060 USD
Retailer 8$4,324 USD
Retailer 4$4,548 USD
Retailer 6$6,744 USD
NZ Jewellers$7,027 USD

45 data points across 10 retailers

10 retailers$3,683 USD to $7,027 USD

B+
Cheapest Retailer
-
$3,683 USD
B+
Retailer 2
-
$3,933 USD
View
B+
Retailer 3
-
$4,033 USD
View
B+
Retailer 4
-
$4,033 USD
View
B+
Retailer 5
-
$4,035 USD
View
B+
Retailer 6
-
$4,060 USD
View
Retailer 7
-
$4,324 USD
View
Price last confirmed 34 days ago
B+
Retailer 8
-
$4,548 USD
View
B
Retailer 9
-
$6,744 USD
View
Most Expensive
B
NZ Jewellers
6796d5b3-795d-4c99-b6e8-bb74f02bc022 · Nov 3
$7,027 USD
View
9 more retailers have this diamond
Prices start from $3,683 USDSave up to $3,344 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.

B+
1.21ct Radiant
$3,683 USD