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Radiant|Natural|GIA

1.53ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 1242015507

Certificate GIA 1242015507

Diamond specifications and retailer prices

From $13,133 SGD
As of November 7, 2026
Save $6,411 SGD (33%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $19,543 SGD 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 $13,133 to $19,543, a $6,411 spread on the same certified stone. NZ Jewellers lists it at $19,543. 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

1.53
Carat
F
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: $19,543 SGD|Low: $12,797 SGD|High: $19,543 SGD|Avg: $15,109 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 5$12,892 SGD
Retailer 2$13,133 SGD
Retailer 4$13,482 SGD
Retailer 7$14,022 SGD
Retailer 6$14,237 SGD
Retailer 3$18,214 SGD
NZ Jewellers$19,543 SGD

20 data points across 7 retailers

7 retailers$13,133 SGD to $19,543 SGD

Retailer 1
-
$12,892 SGD
Price last confirmed 15 days ago
B+
Retailer 2
-
$13,133 SGD
View
B
Retailer 3
-
$13,482 SGD
View
B
Retailer 4
-
$14,022 SGD
View
B
Retailer 5
-
$14,237 SGD
View
B
Retailer 6
-
$18,214 SGD
View
Most Expensive
B
NZ Jewellers
4977f43e-85c6-4ddf-89a6-42de7c1feeb0 · Nov 5
$19,543 SGD
$15,249 USD
View
6 more retailers have this diamond
Prices start from $13,133 SGDSave up to $6,411 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.

B+
1.53ct Radiant
$13,133 SGD