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Marquise|Natural|GIA

1.51ct D SI1 Marquise Natural Diamond

ID • D/SI1 • GIA 5553731926

Certificate GIA 5553731926

Diamond specifications and retailer prices

From HK$70,274 HKD
$8,957 USD
As of November 2, 2026
Save HK$43,010 HKD (38%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$113,284 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5553731926. Listed at 9 retailers as of October 30, 2026, with prices from HK$70,274 to HK$113,284, a HK$43,010 spread on the same certified stone. NZ Jewellers lists it at HK$113,284. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553731926
Dimensions10.94 × 5.98 × 3.80 mm
L/W Ratio1.83
Top View
10.94 mm5.98 mm1.51 ctD / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553731926
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.4%

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: Nov 2
Current: HK$113,284 HKD|Low: HK$70,274 HKD|High: HK$114,233 HKD|Avg: HK$82,561 HKD|-0.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4HK$70,274 HKD
Retailer 5HK$70,454 HKD
Retailer 6HK$71,004 HKD
Retailer 9HK$75,291 HKD
Retailer 2HK$76,043 HKD
Retailer 8HK$81,281 HKD
Retailer 7HK$82,529 HKD
Retailer 3HK$106,157 HKD
NZ JewellersHK$113,284 HKD

18 data points across 9 retailers

9 retailersHK$70,274 HKD to HK$113,284 HKD

A
Cheapest Retailer
-
HK$70,274 HKD
$8,957 USD
A
Retailer 2
-
HK$70,454 HKD
$8,980 USD
View
A
Retailer 3
-
HK$71,004 HKD
$9,050 USD
View
Retailer 4
-
HK$75,291 HKD
A$14,764 AUD
View
Price last confirmed 9 days ago
A
Retailer 5
-
HK$76,043 HKD
£7,632 GBP
View
B+
Retailer 6
-
HK$81,281 HKD
$10,360 USD
View
B+
Retailer 7
-
HK$82,529 HKD
$10,519 USD
View
B+
Retailer 8
-
HK$106,157 HKD
£10,654 GBP
View
Most Expensive
B
NZ Jewellers
5382c10c-e26f-43bf-a2f9-6991835ace68 · Oct 30
HK$113,284 HKD
$14,439 USD
View
8 more retailers have this diamond
Prices start from HK$70,274 HKDSave up to HK$43,010 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$70,274 HKD