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Marquise|Natural|GIA

1.70ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 5556656638

Certificate GIA 5556656638

Diamond specifications and retailer prices

From HK$52,895 HKD
As of November 6, 2026
7 retailers carry this diamond
Most expensive: HK$74,020 HKD at Wholesale Diamonds Direct · As of October 16, 2026
View at Wholesale Diamonds Direct

About this 1.7ct natural marquise diamond

This 1.7ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556656638. Listed at 7 retailers as of November 6, 2026. 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

1.70
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle38.16°
Pavilion angle40.85°
OriginNatural
Grading LabGIA
CertificateGIA 5556656638
Dimensions12.18 × 6.00 × 3.87 mm
L/W Ratio2.03
Culet sizeNone
Top View
12.18 mm6.00 mm1.70 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5556656638
Side View
Table 57.0%Crown 38.16°Girdle: MED-VTKPavilion 40.85°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: HK$46,507 HKD|Low: HK$40,527 HKD|High: HK$76,981 HKD|Avg: HK$52,840 HKD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
October 19, 2026
Retailer 8HK$40,527 HKD
Retailer 3HK$42,197 HKD
Retailer 4HK$42,894 HKD
Retailer 6HK$43,882 HKD
Retailer 10HK$44,681 HKD
Retailer 1HK$46,507 HKD
Retailer 7HK$51,327 HKD
Retailer 5HK$51,531 HKD
Retailer 2HK$53,608 HKD
Retailer 9HK$58,639 HKD
Wholesale Diamonds DirectHK$74,020 HKD

28 data points across 11 retailers

7 retailers

Retailer 1
-
HK$40,527 HKD
Price last confirmed 21 days ago
Retailer 2
-
HK$42,894 HKD
View
Price last confirmed 20 days ago
Retailer 3
-
HK$43,882 HKD
View
Price last confirmed 21 days ago
Retailer 4
-
HK$44,681 HKD
View
Price last confirmed 19 days ago
Retailer 5
-
HK$46,507 HKD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
HK$52,895 HKD
View
Most Expensive
Wholesale Diamonds Direct
530706854 · Oct 16
HK$74,020 HKD
$9,444 USD
View
Price last confirmed 21 days ago
6 more retailers have this diamond
Prices start from HK$52,895 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+
1.70ct Marquise
HK$52,895 HKD