Radiant|Natural|GIA

0.90ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 6562123577

Certificate GIA 6562123577

Diamond specifications and retailer prices

From $1,283 USD
SGD 1,734 SGD
As of October 29, 2026
Save $2,272 USD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,555 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.9ct natural radiant diamond

This 0.9ct natural radiant sits in the just-under-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 6562123577. Listed at 13 retailers as of October 27, 2026, with prices from $1,283 to $3,555, a $2,272 spread on the same certified stone. NZ Jewellers lists it at $3,555. 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

0.90
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6562123577
Dimensions4.83 × 6.37 × 3.28 mm
L/W Ratio1.32
Top View
4.83 mm6.37 mm0.90 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6562123577
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,555 USD|Low: $1,283 USD|High: $3,882 USD|Avg: $2,166 USD|-8.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 12$1,283 USD
Retailer 3$1,345 USD
Retailer 11$1,525 USD
Retailer 10$1,568 USD
Retailer 2$1,625 USD
Retailer 7$1,675 USD
Retailer 6$1,703 USD
Retailer 4$2,077 USD
Retailer 8$2,130 USD
Retailer 9$2,557 USD
Retailer 5$2,821 USD
NZ Jewellers$3,555 USD

33 data points across 12 retailers

13 retailers$1,283 USD to $3,555 USD

A
Cheapest Retailer
-
$1,283 USD
SGD 1,734 SGD
A
Retailer 2
-
$1,345 USD
View
Final sale: no returns
A
Retailer 3
-
$1,525 USD
View
A
Retailer 4
-
$1,568 USD
View
A
Retailer 5
-
$1,625 USD
£1,280 GBP
View
A
Retailer 6
-
$1,675 USD
View
A
Retailer 7
-
$1,703 USD
£1,341 GBP
View
Retailer 8
-
$1,945 USD
View
Price last confirmed 21 days ago
Retailer 9
-
$2,077 USD
A$3,195 AUD
View
Price last confirmed 24 days ago
B+
Retailer 10
-
$2,130 USD
ZAR 34,406 ZAR
View
B
Retailer 11
-
$2,557 USD
£2,013 GBP
View
B
Retailer 12
-
$2,821 USD
£2,221 GBP
View
Most Expensive
B
NZ Jewellers
3a4d44c6-b5ca-4a38-aa9b-0da656014abb · Oct 27
$3,555 USD
View
12 more retailers have this diamond
Prices start from $1,283 USDSave up to $2,272 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
0.90ct Radiant
$1,283 USD