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Round|Natural|GIA

1.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7553193937

Certificate GIA 7553193937

Diamond specifications and retailer prices

From $9,589 SGD
HK$58,600 HKD
As of October 30, 2026
Save $7,192 SGD (43%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $21,462 SGD at NZ Jewellers · As of September 27, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct 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 7553193937. Listed at 24 retailers as of October 26, 2026, with a 75% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.50
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7553193937
Dimensions7.28 × 7.33 × 4.50 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Indented Natural, Natural
Top View
7.28 mm7.33 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7553193937
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.6%

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 30
Current: $14,022 SGD|Low: $10,209 SGD|High: $16,961 SGD|Avg: $13,109 SGD|+0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$10,271 SGD
Retailer 2$11,343 SGD
Retailer 6$11,548 SGD
Retailer 10$11,779 SGD
Retailer 3$11,844 SGD
Retailer 8$11,844 SGD
Retailer 4$12,384 SGD
Retailer 1$14,022 SGD
Retailer 11$15,486 SGD
Retailer 7$16,569 SGD
Retailer 9$16,781 SGD

25 data points across 11 retailers

24 retailers$9,589 SGD to $16,781 SGD

A
Cheapest Retailer
-
$9,589 SGD
HK$58,600 HKD
A
Retailer 2
-
$10,271 SGD
₹765,170 INR
View
Retailer 3
-
$10,375 SGD
$8,116 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$10,614 SGD
View
Price last confirmed 18 days ago
B+
Retailer 5
-
$11,343 SGD
View
B+
Retailer 6
-
$11,548 SGD
£7,113 GBP
View
B+
Retailer 7
-
$11,584 SGD
$9,061 USD
View
B+
Retailer 8
-
$11,589 SGD
$9,065 USD
View
B+
Retailer 9
-
$11,761 SGD
$9,200 USD
View
Retailer 10
-
$11,779 SGD
A$14,175 AUD
View
Price last confirmed 7 days ago
Retailer 11
-
$11,844 SGD
$9,265 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$11,844 SGD
$9,265 USD
View
B+
Retailer 13
-
$11,844 SGD
$9,265 USD
View
Final sale: no returns
B+
Retailer 14
-
$12,147 SGD
A$14,618 AUD
View
B+
Retailer 15
-
$12,384 SGD
£7,628 GBP
View
Retailer 16
-
$12,831 SGD
$10,037 USD
View
Price last confirmed 23 days ago
Retailer 17
-
$13,029 SGD
$10,192 USD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
$13,123 SGD
$10,265 USD
View
B+
Retailer 19
-
$14,022 SGD
€10,446 EUR
View
Retailer 20
-
$14,806 SGD
$11,582 USD
View
Price last confirmed 31 days ago
Retailer 21
-
$15,486 SGD
ZAR 195,693 ZAR
View
Price last confirmed 8 days ago
B
Retailer 22
-
$16,569 SGD
£10,205 GBP
View
B
Retailer 23
-
$16,781 SGD
£10,336 GBP
View
Most Expensive
NZ Jewellers
6460c838-1ee3-48c6-889d-4c2a6d138f02 · Sep 27
$21,462 SGD
$16,788 USD
View
Price last confirmed 33 days ago
23 more retailers have this diamond
Prices start from $9,589 SGDSave up to $7,192 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
1.50ct Round
$9,589 SGD