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Marquise|Natural|GIA

0.70ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 6555348642

Certificate GIA 6555348642

Diamond specifications and retailer prices

From HK$8,468 HKD
$1,079 USD
As of October 31, 2026
Save HK$6,707 HKD (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$15,174 HKD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 0.7ct natural marquise diamond

This 0.7ct natural marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555348642. Listed at 14 retailers as of October 31, 2026, with prices from HK$8,468 to HK$15,174, a HK$6,707 spread on the same certified stone. Helzberg Diamonds lists it at HK$15,174. 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

0.70
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.58°
Pavilion angle39.67°
OriginNatural
Grading LabGIA
CertificateGIA 6555348642
Dimensions9.37 × 4.43 × 2.80 mm
L/W Ratio2.12
Culet sizeNone
Top View
9.37 mm4.43 mm0.70 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555348642
Side View
Table 57.0%Crown 38.58°Girdle: STK-VTKPavilion 39.67°Culet: NoneDepth 63.2%

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: Oct 31
Current: HK$15,174 HKD|Low: HK$8,468 HKD|High: HK$16,124 HKD|Avg: HK$11,116 HKD|-5.9%
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 2, 2026
Retailer 8HK$8,468 HKD
Retailer 12HK$8,558 HKD
Retailer 9HK$8,897 HKD
Retailer 10HK$9,156 HKD
Retailer 4HK$9,214 HKD
Retailer 6HK$9,555 HKD
Retailer 13HK$10,420 HKD
Retailer 7HK$10,624 HKD
Retailer 2HK$12,242 HKD
Retailer 3HK$12,360 HKD
Retailer 11HK$12,907 HKD
Retailer 5HK$13,788 HKD
Helzberg DiamondsHK$15,174 HKD

31 data points across 13 retailers

14 retailersHK$8,468 HKD to HK$15,174 HKD

A
Cheapest Retailer
-
HK$8,468 HKD
$1,079 USD
B+
Retailer 2
-
HK$8,558 HKD
SGD 1,474 SGD
View
B+
Retailer 3
-
HK$8,897 HKD
$1,134 USD
View
B+
Retailer 4
-
HK$9,156 HKD
$1,167 USD
View
B+
Retailer 5
-
HK$9,214 HKD
SGD 1,587 SGD
View
B+
Retailer 6
-
HK$9,555 HKD
£959 GBP
View
B+
Retailer 7
-
HK$10,420 HKD
$1,328 USD
View
B
Retailer 8
-
HK$10,624 HKD
$1,354 USD
View
B
Retailer 9
-
HK$12,242 HKD
€1,486 EUR
View
B
Retailer 10
-
HK$12,360 HKD
$1,575 USD
View
B
Retailer 11
-
HK$12,656 HKD
$1,613 USD
View
B
Retailer 12
-
HK$12,907 HKD
$1,645 USD
View
B
Retailer 13
-
HK$13,788 HKD
$1,757 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLLLJKOMKI · Nov 1
HK$15,174 HKD
$1,934 USD
View
13 more retailers have this diamond
Prices start from HK$8,468 HKDSave up to HK$6,707 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
0.70ct Marquise
HK$8,468 HKD