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Radiant|Natural|GIA

1.02ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 7543378953

Certificate GIA 7543378953

Diamond specifications and retailer prices

From $2,907 SGD
$2,274 USD
As of October 30, 2026
Save $3,357 SGD (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,264 SGD at NZ Jewellers · As of October 30, 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 30, 2026, with prices from $2,907 to $6,264, a $3,357 spread on the same certified stone. NZ Jewellers lists it at $6,264. 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
Colour
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 30
Current: $6,264 SGD|Low: $2,859 SGD|High: $6,264 SGD|Avg: $3,786 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 10$2,907 SGD
Retailer 2$2,932 SGD
Retailer 7$2,991 SGD
Retailer 6$2,997 SGD
Retailer 5$3,135 SGD
Retailer 9$3,178 SGD
Retailer 11$3,368 SGD
Retailer 8$3,689 SGD
Retailer 3$4,009 SGD
Retailer 4$5,278 SGD
NZ Jewellers$6,264 SGD

37 data points across 11 retailers

9 retailers$2,907 SGD to $6,264 SGD

A
Cheapest Retailer
-
$2,907 SGD
$2,274 USD
A
Retailer 2
-
$2,932 SGD
£1,806 GBP
View
A
Retailer 3
-
$2,991 SGD
$2,340 USD
View
A
Retailer 4
-
$2,997 SGD
$2,344 USD
View
A
Retailer 5
-
$3,135 SGD
$2,452 USD
View
A
Retailer 6
-
$3,178 SGD
$2,486 USD
View
Retailer 7
-
$3,689 SGD
A$4,440 AUD
View
Price last confirmed 23 days ago
B
Retailer 8
-
$5,278 SGD
£3,251 GBP
View
Most Expensive
B
NZ Jewellers
f43b1e7f-e34d-42a1-a49f-b28d5dba449c · Oct 30
$6,264 SGD
$4,900 USD
View
8 more retailers have this diamond
Prices start from $2,907 SGDSave up to $3,357 SGD

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
$2,907 SGD