Radiant|Natural|GIA

1.53ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 1242015507

Certificate GIA 1242015507

Diamond specifications and retailer prices

From $10,181 USD
As of November 6, 2026
Save $5,068 USD (33%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $15,249 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.53ct natural radiant diamond

This 1.53ct natural radiant sits in the one-and-a-half to two carat band, graded F 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 1242015507. Listed at 7 retailers as of November 5, 2026, with prices from $10,181 to $15,249, a $5,068 spread on the same certified stone. NZ Jewellers lists it at $15,249. 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

1.53
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1242015507
Dimensions8.02 × 8.02 × 3.93 mm
L/W Ratio1.00
Key to symbols
Feather, Crystal, Needle
Top View
8.02 mm8.02 mm1.53 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242015507
Side View
Table 61.0%CrownGirdlePavilionCuletDepth 68.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $15,249 USD|Low: $9,985 USD|High: $15,249 USD|Avg: $11,789 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 5$10,059 USD
Retailer 3$10,181 USD
Retailer 2$10,520 USD
Retailer 7$10,941 USD
Retailer 6$11,109 USD
Retailer 4$14,250 USD
NZ Jewellers$15,249 USD

20 data points across 7 retailers

7 retailers$10,181 USD to $15,249 USD

Retailer 1
-
$10,059 USD
Price last confirmed 15 days ago
B+
Retailer 2
-
$10,181 USD
View
B
Retailer 3
-
$10,520 USD
View
B
Retailer 4
-
$10,941 USD
View
B
Retailer 5
-
$11,109 USD
View
B
Retailer 6
-
$14,250 USD
View
Most Expensive
B
NZ Jewellers
4977f43e-85c6-4ddf-89a6-42de7c1feeb0 · Nov 5
$15,249 USD
View
6 more retailers have this diamond
Prices start from $10,181 USDSave up to $5,068 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+
1.53ct Radiant
$10,181 USD