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Round|Natural|GIA

1.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6552673012

Certificate GIA 6552673012

Diamond specifications and retailer prices

From $7,368 SGD
HK$44,900 HKD
As of October 29, 2026
Save $9,548 SGD (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $16,916 SGD at NZ Jewellers · As of October 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 6552673012. Listed at 10 retailers as of October 27, 2026, with prices from $7,368 to $16,916, a $9,548 spread on the same certified stone. NZ Jewellers lists it at $16,916. 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
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552673012
Dimensions7.23 × 7.29 × 4.55 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.23 mm7.29 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552673012
Side View
Table 57.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

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 29
Current: $16,916 SGD|Low: $7,368 SGD|High: $16,916 SGD|Avg: $10,198 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 7$7,368 SGD
Retailer 2$8,472 SGD
Retailer 9$8,702 SGD
Retailer 8$8,721 SGD
Retailer 5$10,114 SGD
Retailer 6$10,270 SGD
Retailer 10$10,365 SGD
Retailer 4$11,086 SGD
Retailer 3$14,171 SGD
NZ Jewellers$16,916 SGD

42 data points across 10 retailers

10 retailers$7,368 SGD to $16,916 SGD

A
Cheapest Retailer
-
$7,368 SGD
HK$44,900 HKD
A
Retailer 2
-
$8,472 SGD
€6,293 EUR
View
A
Retailer 3
-
$8,702 SGD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$8,721 SGD
$6,802 USD
View
A
Retailer 5
-
$10,114 SGD
$7,889 USD
View
A
Retailer 6
-
$10,270 SGD
$8,010 USD
View
B+
Retailer 7
-
$10,365 SGD
A$12,438 AUD
View
B+
Retailer 8
-
$11,086 SGD
€8,235 EUR
View
B+
Retailer 9
-
$14,171 SGD
£8,703 GBP
View
Most Expensive
B
NZ Jewellers
df459700-bc96-43ab-b655-bc388fce4981 · Oct 27
$16,916 SGD
$13,194 USD
View
9 more retailers have this diamond
Prices start from $7,368 SGDSave up to $9,548 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
$7,368 SGD