Marquise|Natural|GIA

1.50ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 2544995398

Certificate GIA 2544995398

Diamond specifications and retailer prices

From HK$62,384 HKD
$7,951 USD
As of November 2, 2026
Save HK$49,980 HKD (44%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$112,364 HKD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2544995398. Listed at 21 retailers as of October 27, 2026, with prices from HK$62,384 to HK$112,364, a HK$49,980 spread on the same certified stone. NZ Jewellers lists it at HK$112,364. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2544995398
Dimensions10.95 × 5.92 × 3.84 mm
L/W Ratio1.85
Culet sizeNone
Top View
10.95 mm5.92 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2544995398
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.9%

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 2
Current: HK$112,364 HKD|Low: HK$62,384 HKD|High: HK$112,364 HKD|Avg: HK$78,841 HKD
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 11HK$62,384 HKD
Retailer 5HK$63,122 HKD
Retailer 21HK$66,966 HKD
Retailer 4HK$67,422 HKD
Retailer 10HK$67,979 HKD
Retailer 6HK$69,875 HKD
Retailer 12HK$71,867 HKD
Retailer 18HK$73,039 HKD
Retailer 16HK$73,083 HKD
Retailer 3HK$74,036 HKD
Retailer 2HK$74,161 HKD
Retailer 7HK$74,475 HKD
Retailer 13HK$76,495 HKD
Retailer 9HK$82,633 HKD
Retailer 8HK$83,067 HKD
Retailer 20HK$84,275 HKD
Retailer 15HK$84,930 HKD
Retailer 14HK$88,739 HKD
Retailer 19HK$99,043 HKD
Retailer 17HK$105,295 HKD
NZ JewellersHK$112,364 HKD

19 data points across 21 retailers

21 retailersHK$62,384 HKD to HK$112,364 HKD

B+
Cheapest Retailer
-
HK$62,384 HKD
$7,951 USD
B+
Retailer 2
-
HK$63,122 HKD
$8,045 USD
View
B+
Retailer 3
-
HK$66,966 HKD
$8,535 USD
View
Retailer 4
-
HK$67,422 HKD
$8,593 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
HK$67,979 HKD
$8,664 USD
View
B
Retailer 6
-
HK$69,875 HKD
CA$12,369 CAD
View
B
Retailer 7
-
HK$71,867 HKD
$9,160 USD
View
B
Retailer 8
-
HK$73,039 HKD
$9,309 USD
View
B
Retailer 9
-
HK$73,083 HKD
£7,334 GBP
View
Retailer 10
-
HK$74,036 HKD
A$14,517 AUD
View
Price last confirmed 10 days ago
B
Retailer 11
-
HK$74,161 HKD
$9,452 USD
View
B
Retailer 12
-
HK$74,475 HKD
$9,492 USD
View
B+
Retailer 13
-
HK$76,495 HKD
£7,677 GBP
View
B
Retailer 14
-
HK$82,633 HKD
$10,532 USD
View
B
Retailer 15
-
HK$83,067 HKD
$10,587 USD
View
B
Retailer 16
-
HK$84,275 HKD
$10,741 USD
View
B
Retailer 17
-
HK$84,930 HKD
€10,309 EUR
View
Retailer 18
-
HK$88,739 HKD
$11,310 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
HK$99,043 HKD
ZAR 203,930 ZAR
View
B
Retailer 20
-
HK$105,295 HKD
£10,567 GBP
View
Most Expensive
B
NZ Jewellers
b540eeae-3f64-4cdf-8e35-f742a2ceb8b4 · Oct 27
HK$112,364 HKD
$14,321 USD
View
20 more retailers have this diamond
Prices start from HK$62,384 HKDSave up to HK$49,980 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$62,384 HKD