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Radiant|Natural|GIA

1.02ct K SI2 Radiant Natural Diamond

EX • K/SI2 • GIA 1427730972

Certificate GIA 1427730972

Diamond specifications and retailer prices

From $965 USD
As of November 6, 2026
Save $422 USD (30%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,387 USD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1427730972. Listed at 3 retailers as of November 6, 2026, with prices from $965 to $1,387, a $422 spread on the same certified stone. 77 Diamonds lists it at $1,387. 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

1.02
Carat
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1427730972
Dimensions6.78 × 5.04 × 3.30 mm
L/W Ratio1.35
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural
Top View
6.78 mm5.04 mm1.02 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1427730972
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.5%

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 6
Current: $1,387 USD|Low: $965 USD|High: $1,401 USD|Avg: $1,145 USD|-0.8%
77 Diamonds
Retailer 2
Retailer 3
November 7, 2026
Retailer 3$965 USD
Retailer 2$1,075 USD
77 Diamonds$1,387 USD

28 data points across 3 retailers

3 retailers$965 USD to $1,387 USD

A
Cheapest Retailer
-
$965 USD
A
Retailer 2
-
$1,075 USD
View
Most Expensive
B+
77 Diamonds
RADMBYVPRPARF · Nov 7
$1,387 USD
£1,092 GBP
View
2 more retailers have this diamond
Prices start from $965 USDSave up to $422 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
1.02ct Radiant
$965 USD