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Marquise|Natural|GIA

2.51ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 6561016104

Certificate GIA 6561016104

Diamond specifications and retailer prices

From HK$220,608 HKD
₹2,677,803 INR
As of November 2, 2026
Save HK$91,776 HKD (29%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$312,385 HKD at Aurelinne · As of November 2, 2026
View at Aurelinne

About this 2.51ct natural marquise diamond

This 2.51ct natural marquise sits in the two to three 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 6561016104. Listed at 15 retailers as of November 2, 2026, with prices from HK$220,608 to HK$312,385, a HK$91,776 spread on the same certified stone. Aurelinne lists it at HK$312,385. 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

2.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561016104
Dimensions14.69 × 7.00 × 4.05 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Etch Channel, Cavity
Top View
14.69 mm7.00 mm2.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561016104
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 57.8%

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$312,385 HKD|Low: HK$220,608 HKD|High: HK$312,385 HKD|Avg: HK$269,097 HKD
Aurelinne
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 2HK$220,608 HKD
Retailer 6HK$245,379 HKD
Retailer 11HK$252,809 HKD
Retailer 14HK$253,347 HKD
Retailer 9HK$254,535 HKD
Retailer 8HK$255,045 HKD
Retailer 10HK$262,044 HKD
Retailer 3HK$277,681 HKD
Retailer 13HK$282,306 HKD
Retailer 4HK$291,561 HKD
Retailer 7HK$294,927 HKD
Retailer 5HK$300,819 HKD
Retailer 12HK$309,131 HKD
AurelinneHK$312,385 HKD

4 data points across 14 retailers

15 retailersHK$220,608 HKD to HK$312,385 HKD

A
Cheapest Retailer
-
HK$220,608 HKD
₹2,677,803 INR
A
Retailer 2
-
HK$238,966 HKD
A$46,856 AUD
View
A
Retailer 3
-
HK$245,379 HKD
$31,274 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$252,809 HKD
$32,221 USD
View
A
Retailer 5
-
HK$253,347 HKD
£25,425 GBP
View
B+
Retailer 6
-
HK$254,535 HKD
$32,441 USD
View
B+
Retailer 7
-
HK$255,045 HKD
$32,506 USD
View
B+
Retailer 8
-
HK$262,044 HKD
$33,398 USD
View
B+
Retailer 9
-
HK$277,681 HKD
$35,391 USD
View
B+
Retailer 10
-
HK$282,306 HKD
£28,331 GBP
View
B+
Retailer 11
-
HK$291,561 HKD
$37,160 USD
View
B+
Retailer 12
-
HK$294,927 HKD
€35,799 EUR
View
B+
Retailer 13
-
HK$300,819 HKD
$38,340 USD
View
B
Retailer 14
-
HK$309,131 HKD
$39,399 USD
View
Most Expensive
B
Aurelinne
0d1a5f1f-16c5-4297-816d-6f5fd35c0c1a · Nov 2
HK$312,385 HKD
$39,814 USD
View
14 more retailers have this diamond
Prices start from HK$220,608 HKDSave up to HK$91,776 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
2.51ct Marquise
HK$220,608 HKD