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Marquise|Natural|GIA

1.70ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 2566145439

Certificate GIA 2566145439

Diamond specifications and retailer prices

From HK$82,009 HKD
$10,452 USD
As of October 21, 2026
6 retailers carry this diamond
Most expensive: HK$99,689 HKD at Wholesale Diamonds Direct · As of October 21, 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 F 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 2566145439. Listed at 6 retailers as of October 21, 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.83°
Pavilion angle40.88°
OriginNatural
Grading LabGIA
CertificateGIA 2566145439
Dimensions11.70 × 6.04 × 3.89 mm
L/W Ratio1.94
Culet sizeNone
Top View
11.70 mm6.04 mm1.70 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2566145439
Side View
Table 58.0%Crown 35.83°Girdle: MED-THKPavilion 40.88°Culet: NoneDepth 64.3%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 21
Current: HK$95,977 HKD|Low: HK$79,293 HKD|High: HK$140,987 HKD|Avg: HK$94,181 HKD|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
October 23, 2026
Retailer 8HK$79,293 HKD
Retailer 4HK$79,863 HKD
Retailer 9HK$82,009 HKD
Retailer 2HK$82,227 HKD
Retailer 5HK$83,425 HKD
Retailer 3HK$83,469 HKD
Retailer 12HK$83,514 HKD
Retailer 6HK$83,530 HKD
Retailer 1HK$95,977 HKD
Retailer 10HK$96,174 HKD
Retailer 11HK$97,095 HKD
Wholesale Diamonds DirectHK$99,689 HKD
Retailer 7HK$132,725 HKD

32 data points across 13 retailers

6 retailersHK$82,009 HKD to HK$99,689 HKD

Retailer 1
-
HK$82,009 HKD
$10,452 USD
Price last confirmed 12 days ago
Retailer 2
-
HK$82,227 HKD
$10,480 USD
View
Price last confirmed 15 days ago
Retailer 3
-
HK$83,425 HKD
£8,372 GBP
View
Price last confirmed 10 days ago
Retailer 4
-
HK$83,514 HKD
$10,644 USD
View
Price last confirmed 12 days ago
Retailer 5
-
HK$83,530 HKD
$10,646 USD
View
Price last confirmed 10 days ago
Most Expensive
Wholesale Diamonds Direct
378293475 · Oct 21
HK$99,689 HKD
$12,706 USD
View
Price last confirmed 11 days ago
5 more retailers have this diamond

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.

1.70ct Marquise
HK$82,009 HKD