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Marquise|Natural|GIA

1.51ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 6552006150

Certificate GIA 6552006150

Diamond specifications and retailer prices

From HK$73,397 HKD
$9,355 USD
As of October 30, 2026
Save HK$47,506 HKD (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$120,902 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552006150. Listed at 14 retailers as of October 30, 2026, with prices from HK$73,397 to HK$120,902, a HK$47,506 spread on the same certified stone. NZ Jewellers lists it at HK$120,902. 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

1.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552006150
Dimensions11.71 × 5.83 × 3.40 mm
L/W Ratio2.01
Top View
11.71 mm5.83 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552006150
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 58.4%

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: HK$120,902 HKD|Low: HK$73,397 HKD|High: HK$122,354 HKD|Avg: HK$89,521 HKD|-1.2%
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
November 2, 2026
Retailer 6HK$73,397 HKD
Retailer 11HK$73,718 HKD
Retailer 12HK$74,299 HKD
Retailer 8HK$78,719 HKD
Retailer 14HK$80,065 HKD
Retailer 3HK$80,073 HKD
Retailer 2HK$81,733 HKD
Retailer 5HK$86,742 HKD
Retailer 4HK$88,076 HKD
Retailer 13HK$88,768 HKD
Retailer 7HK$91,376 HKD
Retailer 10HK$100,088 HKD
Retailer 9HK$113,291 HKD
NZ JewellersHK$120,902 HKD

33 data points across 14 retailers

14 retailersHK$73,397 HKD to HK$120,902 HKD

A
Cheapest Retailer
-
HK$73,397 HKD
$9,355 USD
A
Retailer 2
-
HK$73,718 HKD
$9,396 USD
View
A
Retailer 3
-
HK$74,299 HKD
$9,470 USD
View
A
Retailer 4
-
HK$78,719 HKD
£7,900 GBP
View
B+
Retailer 5
-
HK$80,065 HKD
$10,205 USD
View
Final sale: no returns
A
Retailer 6
-
HK$80,073 HKD
$10,206 USD
View
A
Retailer 7
-
HK$81,733 HKD
£8,203 GBP
View
B+
Retailer 8
-
HK$86,742 HKD
$11,056 USD
View
B+
Retailer 9
-
HK$88,076 HKD
$11,226 USD
View
B+
Retailer 10
-
HK$88,768 HKD
$11,314 USD
View
B+
Retailer 11
-
HK$91,376 HKD
€11,092 EUR
View
B+
Retailer 12
-
HK$100,088 HKD
$12,757 USD
View
B
Retailer 13
-
HK$113,291 HKD
£11,370 GBP
View
Most Expensive
B
NZ Jewellers
0ae8e960-e63a-4067-bd72-18b10036012a · Oct 30
HK$120,902 HKD
$15,410 USD
View
13 more retailers have this diamond
Prices start from HK$73,397 HKDSave up to HK$47,506 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.

A
1.51ct Marquise
HK$73,397 HKD