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Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2557431474

Certificate GIA 2557431474

Diamond specifications and retailer prices

From $9,875 SGD
As of November 4, 2026
Save $8,167 SGD (45%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $18,042 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2557431474. Listed at 17 retailers as of November 4, 2026, with prices from $9,875 to $18,042, a $8,167 spread on the same certified stone. NZ Jewellers lists it at $18,042. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2557431474
Dimensions7.35 × 7.40 × 4.61 mm
L/W Ratio1.01
Top View
7.35 mm7.40 mm1.53 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557431474
Side View
Table 57.0%Crown 36°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 62.5%

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: Nov 4
Current: $18,042 SGD|Low: $9,875 SGD|High: $18,042 SGD|Avg: $13,330 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 3$9,875 SGD
Retailer 2$10,043 SGD
Retailer 15$11,188 SGD
Retailer 11$11,631 SGD
Retailer 5$11,841 SGD
Retailer 14$11,884 SGD
Retailer 13$11,949 SGD
Retailer 8$12,945 SGD
Retailer 16$13,143 SGD
Retailer 7$13,239 SGD
Retailer 10$13,533 SGD
Retailer 4$13,536 SGD
Retailer 6$14,937 SGD
Retailer 9$15,793 SGD
Retailer 12$16,860 SGD
NZ Jewellers$18,042 SGD

31 data points across 16 retailers

17 retailers$9,875 SGD to $18,042 SGD

A
Cheapest Retailer
-
$9,875 SGD
A
Retailer 2
-
$10,043 SGD
View
Retailer 3
-
$11,026 SGD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$11,188 SGD
View
B+
Retailer 5
-
$11,631 SGD
View
B+
Retailer 6
-
$11,841 SGD
View
Retailer 7
-
$11,884 SGD
View
Price last confirmed 14 days ago
Retailer 8
-
$11,949 SGD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$12,945 SGD
View
B+
Retailer 10
-
$13,143 SGD
View
B+
Retailer 11
-
$13,239 SGD
View
B+
Retailer 12
-
$13,533 SGD
View
B+
Retailer 13
-
$13,536 SGD
View
B+
Retailer 14
-
$14,937 SGD
View
B+
Retailer 15
-
$15,793 SGD
View
B
Retailer 16
-
$16,860 SGD
View
Most Expensive
B
NZ Jewellers
11925df7-eea8-420a-ac7c-04b9c4472036 · Nov 5
$18,042 SGD
$14,125 USD
View
16 more retailers have this diamond
Prices start from $9,875 SGDSave up to $8,167 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
1.53ct Round
$9,875 SGD