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Marquise|Natural|GIA

1.51ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 1568681688

Certificate GIA 1568681688

Diamond specifications and retailer prices

From HK$23,990 HKD
As of November 5, 2026
Save HK$25,270 HKD (51%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$49,260 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568681688. Listed at 10 retailers as of November 5, 2026, with prices from HK$23,990 to HK$49,260, a HK$25,270 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$49,260. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.28°
Pavilion angle42.05°
OriginNatural
Grading LabGIA
CertificateGIA 1568681688
Dimensions11.51 × 6.05 × 3.82 mm
L/W Ratio1.90
Culet sizeNone
Top View
11.51 mm6.05 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1568681688
Side View
Table 60.0%Crown 35.28°Girdle: MED-THKPavilion 42.05°Culet: NDepth 63.1%

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 5
Current: HK$34,829 HKD|Low: HK$23,951 HKD|High: HK$49,260 HKD|Avg: HK$33,378 HKD|-0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 6, 2026
Retailer 2HK$23,990 HKD
Retailer 3HK$27,086 HKD
Retailer 5HK$28,951 HKD
Retailer 8HK$28,959 HKD
Retailer 7HK$29,578 HKD
Retailer 4HK$34,422 HKD
Retailer 6HK$34,782 HKD
Retailer 1HK$34,829 HKD
Wholesale Diamonds DirectHK$49,260 HKD

11 data points across 9 retailers

10 retailersHK$23,990 HKD to HK$49,260 HKD

A
Cheapest Retailer
-
HK$23,990 HKD
A
Retailer 2
-
HK$27,086 HKD
View
A
Retailer 3
-
HK$28,951 HKD
View
A
Retailer 4
-
HK$28,959 HKD
View
A
Retailer 5
-
HK$28,959 HKD
View
A
Retailer 6
-
HK$29,578 HKD
View
B+
Retailer 7
-
HK$34,422 HKD
View
B+
Retailer 8
-
HK$34,782 HKD
View
A
Retailer 9
-
HK$34,829 HKD
View
Most Expensive
B
Wholesale Diamonds Direct
610869279 · Nov 6
HK$49,260 HKD
$6,285 USD
View
9 more retailers have this diamond
Prices start from HK$23,990 HKDSave up to HK$25,270 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$23,990 HKD