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Marquise|Natural|GIA

1.50ct D SI1 Marquise Natural Diamond

ID • D/SI1 • GIA 1549494456

Certificate GIA 1549494456

Diamond specifications and retailer prices

From HK$90,673 HKD
$11,557 USD
As of November 2, 2026
Save HK$66,082 HKD (42%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$156,754 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise 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 stated by the retailer rather than the lab and certified by GIA 1549494456. Listed at 14 retailers as of November 1, 2026, with prices from HK$90,673 to HK$156,754, a HK$66,082 spread on the same certified stone. MOH London lists it at HK$156,754. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1549494456
Dimensions11.44 × 5.88 × 3.74 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizeNone
Cert comments
Pinpoints are not shown.
Top View
11.44 mm5.88 mm1.50 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1549494456
Side View
Table 57.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.6%

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 2
Current: HK$156,754 HKD|Low: HK$89,645 HKD|High: HK$158,647 HKD|Avg: HK$116,237 HKD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6HK$90,673 HKD
Retailer 4HK$96,180 HKD
Retailer 5HK$107,062 HKD
Retailer 3HK$108,199 HKD
Retailer 8HK$108,734 HKD
Retailer 10HK$112,915 HKD
Retailer 9HK$113,676 HKD
Retailer 2HK$126,428 HKD
Retailer 7HK$142,188 HKD
MOH LondonHK$156,754 HKD

43 data points across 10 retailers

14 retailersHK$90,673 HKD to HK$156,754 HKD

B+
Cheapest Retailer
-
HK$90,673 HKD
$11,557 USD
B+
Retailer 2
-
HK$94,046 HKD
$11,987 USD
View
B+
Retailer 3
-
HK$95,484 HKD
A$18,723 AUD
View
B+
Retailer 4
-
HK$96,180 HKD
$12,259 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$97,032 HKD
$12,367 USD
View
B+
Retailer 6
-
HK$107,062 HKD
$13,646 USD
View
B+
Retailer 7
-
HK$108,199 HKD
£10,859 GBP
View
B+
Retailer 8
-
HK$108,734 HKD
$13,859 USD
View
B+
Retailer 9
-
HK$112,915 HKD
$14,392 USD
View
B
Retailer 10
-
HK$113,676 HKD
$14,489 USD
View
B
Retailer 11
-
HK$118,936 HKD
$15,159 USD
View
B
Retailer 12
-
HK$126,428 HKD
€15,347 EUR
View
B
Retailer 13
-
HK$142,188 HKD
$18,123 USD
View
Most Expensive
B
MOH London
4652BB7B6 · Nov 1
HK$156,754 HKD
£15,732 GBP
View
13 more retailers have this diamond
Prices start from HK$90,673 HKDSave up to HK$66,082 HKD

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+
1.50ct Marquise
HK$90,673 HKD