CaratHunter
Plans
Marquise|Natural|GIA

3.70ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1569055959

Certificate GIA 1569055959

Diamond specifications and retailer prices

From HK$361,593 HKD
SGD 62,278 SGD
As of November 3, 2026
Save HK$221,082 HKD (38%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$582,675 HKD at Helzberg Diamonds · As of November 3, 2026
View at Helzberg Diamonds

About this 3.7ct natural marquise diamond

This 3.7ct natural marquise sits in the three to five carat band, graded F 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 1569055959. Listed at 13 retailers as of November 3, 2026, with prices from HK$361,593 to HK$582,675, a HK$221,082 spread on the same certified stone. Helzberg Diamonds lists it at HK$582,675. 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

3.70
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle38.23°
Pavilion angle41.75°
OriginNatural
Grading LabGIA
CertificateGIA 1569055959
Dimensions16.48 × 7.73 × 4.98 mm
L/W Ratio2.13
Culet sizeNone
Top View
16.48 mm7.73 mm3.70 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1569055959
Side View
Table 60.0%Crown 38.23°Girdle: MED-VTKPavilion 41.75°Culet: NDepth 64.4%

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 3
Current: HK$582,675 HKD|Low: HK$361,593 HKD|High: HK$600,666 HKD|Avg: HK$452,796 HKD|-3.0%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 7HK$361,593 HKD
Retailer 8HK$383,077 HKD
Retailer 13HK$394,737 HKD
Retailer 12HK$396,892 HKD
Retailer 9HK$399,382 HKD
Retailer 4HK$412,116 HKD
Retailer 3HK$416,066 HKD
Retailer 6HK$432,399 HKD
Retailer 5HK$455,374 HKD
Retailer 2HK$463,057 HKD
Retailer 10HK$472,786 HKD
Retailer 11HK$566,543 HKD
Helzberg DiamondsHK$582,675 HKD

35 data points across 13 retailers

13 retailersHK$361,593 HKD to HK$582,675 HKD

A
Cheapest Retailer
-
HK$361,593 HKD
SGD 62,278 SGD
A
Retailer 2
-
HK$383,077 HKD
£38,444 GBP
View
A
Retailer 3
-
HK$394,737 HKD
$50,310 USD
View
B+
Retailer 4
-
HK$396,892 HKD
$50,585 USD
View
B+
Retailer 5
-
HK$399,382 HKD
$50,902 USD
View
B+
Retailer 6
-
HK$412,116 HKD
$52,525 USD
View
B+
Retailer 7
-
HK$416,066 HKD
SGD 71,660 SGD
View
B+
Retailer 8
-
HK$432,399 HKD
$55,110 USD
View
Retailer 9
-
HK$455,374 HKD
$58,038 USD
View
Price last confirmed 7 days ago
B
Retailer 10
-
HK$463,057 HKD
$59,018 USD
View
B+
Retailer 11
-
HK$472,786 HKD
€57,388 EUR
View
B
Retailer 12
-
HK$566,543 HKD
$72,207 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHLMPGLLPLP · Nov 3
HK$582,675 HKD
$74,263 USD
View
12 more retailers have this diamond
Prices start from HK$361,593 HKDSave up to HK$221,082 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
3.70ct Marquise
HK$361,593 HKD