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Radiant|Natural|GIA

1.59ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 2243013104

Certificate GIA 2243013104

Diamond specifications and retailer prices

From $6,397 USD
As of November 5, 2026
Save $7,146 USD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $13,543 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.59ct natural radiant diamond

This 1.59ct natural radiant sits in the one-and-a-half to two carat band, graded I 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 2243013104. Listed at 18 retailers as of November 5, 2026, with prices from $6,397 to $13,543, a $7,146 spread on the same certified stone. NZ Jewellers lists it at $13,543. 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

1.59
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2243013104
Dimensions7.30 × 6.09 × 4.21 mm
L/W Ratio1.20
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.30 mm6.09 mm1.59 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2243013104
Side View
Table 67.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 69.1%

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 5
Current: $7,563 USD|Low: $6,207 USD|High: $11,421 USD|Avg: $8,279 USD|+0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 6$6,770 USD
Retailer 8$6,780 USD
Retailer 7$7,449 USD
Retailer 1$7,563 USD
Retailer 5$7,759 USD
Retailer 2$8,797 USD
Retailer 3$9,878 USD
Retailer 4$11,254 USD

46 data points across 8 retailers

18 retailers$6,397 USD to $13,543 USD

B+
Cheapest Retailer
-
$6,397 USD
B+
Retailer 2
-
$6,770 USD
View
Final sale: no returns
Retailer 3
-
$6,771 USD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$6,780 USD
View
B+
Retailer 5
-
$6,828 USD
View
B+
Retailer 6
-
$7,210 USD
View
B+
Retailer 7
-
$7,336 USD
View
B+
Retailer 8
-
$7,449 USD
View
B+
Retailer 9
-
$7,563 USD
View
Retailer 10
-
$7,759 USD
View
Price last confirmed 16 days ago
B
Retailer 11
-
$7,764 USD
View
B+
Retailer 12
-
$8,188 USD
View
B
Retailer 13
-
$8,464 USD
View
B
Retailer 14
-
$8,797 USD
View
Retailer 15
-
$8,920 USD
View
Price last confirmed 15 days ago
B
Retailer 16
-
$9,878 USD
View
B
Retailer 17
-
$11,254 USD
View
Most Expensive
B
NZ Jewellers
a5515d09-177d-496b-b1b3-bad9bc0f651b · Nov 5
$13,543 USD
View
17 more retailers have this diamond
Prices start from $6,397 USDSave up to $7,146 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+
1.59ct Radiant
$6,397 USD