CaratHunter
Plans
Marquise|Natural|GIA

1.50ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 6552621628

Certificate GIA 6552621628

Diamond specifications and retailer prices

From HK$79,432 HKD
As of November 1, 2026
Save HK$67,355 HKD (46%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$146,787 HKD at NZ Jewellers · As of November 5, 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 F 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 6552621628. Listed at 22 retailers as of November 1, 2026, with prices from HK$79,432 to HK$146,787, a HK$67,355 spread on the same certified stone. NZ Jewellers lists it at HK$146,787. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552621628
Dimensions11.12 × 6.01 × 3.69 mm
L/W Ratio1.85
Key to symbols
Feather, Crystal, Needle, Natural
Top View
11.12 mm6.01 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552621628
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.3%

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 1
Current: HK$94,307 HKD|Low: HK$79,432 HKD|High: HK$139,208 HKD|Avg: HK$99,579 HKD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 8HK$79,432 HKD
Retailer 9HK$81,721 HKD
Retailer 10HK$86,878 HKD
Retailer 2HK$88,806 HKD
Retailer 1HK$94,307 HKD
Retailer 7HK$95,765 HKD
Retailer 3HK$98,007 HKD
Retailer 4HK$105,593 HKD
Retailer 5HK$128,494 HKD
Retailer 6HK$137,178 HKD

38 data points across 10 retailers

22 retailersHK$79,432 HKD to HK$146,787 HKD

B+
Cheapest Retailer
-
HK$79,432 HKD
B+
Retailer 2
-
HK$81,721 HKD
View
B+
Retailer 3
-
HK$82,097 HKD
View
B+
Retailer 4
-
HK$86,878 HKD
View
Retailer 5
-
HK$88,077 HKD
View
Price last confirmed 9 days ago
B
Retailer 6
-
HK$88,806 HKD
View
B+
Retailer 7
-
HK$94,307 HKD
View
B+
Retailer 8
-
HK$95,413 HKD
View
Retailer 9
-
HK$95,765 HKD
View
Price last confirmed 15 days ago
B+
Retailer 10
-
HK$96,878 HKD
View
B
Retailer 11
-
HK$97,521 HKD
View
B+
Retailer 12
-
HK$98,007 HKD
View
B
Retailer 13
-
HK$102,592 HKD
View
B
Retailer 14
-
HK$102,592 HKD
View
B
Retailer 15
-
HK$104,684 HKD
View
B
Retailer 16
-
HK$105,593 HKD
View
B
Retailer 17
-
HK$106,040 HKD
View
B
Retailer 18
-
HK$110,092 HKD
View
Retailer 19
-
HK$115,852 HKD
View
Price last confirmed 15 days ago
B
Retailer 20
-
HK$128,494 HKD
View
B
Retailer 21
-
HK$137,178 HKD
View
Most Expensive
B
NZ Jewellers
67900167-de5d-4b53-ac4f-ac2b59c55360 · Nov 5
HK$146,787 HKD
$18,729 USD
View
21 more retailers have this diamond
Prices start from HK$79,432 HKDSave up to HK$67,355 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$79,432 HKD