Radiant|Natural|GIA

1.02ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 7543378953

Certificate GIA 7543378953

Diamond specifications and retailer prices

From $2,274 USD
As of October 29, 2026
Save $2,626 USD (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,900 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7543378953. Listed at 9 retailers as of October 27, 2026, with prices from $2,274 to $4,900, a $2,626 spread on the same certified stone. NZ Jewellers lists it at $4,900. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.13°
Pavilion angle32.83°
OriginNatural
Grading LabGIA
CertificateGIA 7543378953
Dimensions6.68 × 5.23 × 3.29 mm
L/W Ratio1.28
Girdle conditionThick
Key to symbols
Crystal, Needle
Top View
6.68 mm5.23 mm1.02 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7543378953
Side View
Table 74.0%Crown 40.13°Girdle: STK-THKPavilion 32.83°Culet: NoneDepth 62.9%

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: Oct 29
Current: $4,900 USD|Low: $2,236 USD|High: $4,900 USD|Avg: $2,964 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10$2,274 USD
Retailer 2$2,300 USD
Retailer 7$2,340 USD
Retailer 6$2,344 USD
Retailer 5$2,452 USD
Retailer 9$2,486 USD
Retailer 11$2,634 USD
Retailer 8$2,886 USD
Retailer 3$3,136 USD
Retailer 4$4,129 USD
NZ Jewellers$4,900 USD

36 data points across 11 retailers

9 retailers$2,274 USD to $4,900 USD

A
Cheapest Retailer
-
$2,274 USD
A
Retailer 2
-
$2,300 USD
£1,811 GBP
View
A
Retailer 3
-
$2,340 USD
View
A
Retailer 4
-
$2,344 USD
View
A
Retailer 5
-
$2,452 USD
View
A
Retailer 6
-
$2,486 USD
View
B+
Retailer 7
-
$2,886 USD
A$4,440 AUD
View
Price last confirmed 21 days ago
B
Retailer 8
-
$4,129 USD
£3,251 GBP
View
Most Expensive
B
NZ Jewellers
f43b1e7f-e34d-42a1-a49f-b28d5dba449c · Oct 27
$4,900 USD
View
8 more retailers have this diamond
Prices start from $2,274 USDSave up to $2,626 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
$2,274 USD