Marquise|Natural|GIA

0.70ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 6555348642

Certificate GIA 6555348642

Diamond specifications and retailer prices

From $1,079 USD
As of October 31, 2026
Save $855 USD (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,934 USD 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 $1,079 to $1,934, a $855 spread on the same certified stone. Helzberg Diamonds lists it at $1,934. 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
Color
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: $1,934 USD|Low: $1,079 USD|High: $2,055 USD|Avg: $1,417 USD|-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 8$1,079 USD
Retailer 12$1,091 USD
Retailer 9$1,134 USD
Retailer 10$1,167 USD
Retailer 4$1,174 USD
Retailer 6$1,218 USD
Retailer 13$1,328 USD
Retailer 7$1,354 USD
Retailer 2$1,560 USD
Retailer 3$1,575 USD
Retailer 11$1,645 USD
Retailer 5$1,757 USD
Helzberg Diamonds$1,934 USD

31 data points across 13 retailers

14 retailers$1,079 USD to $1,934 USD

A
Cheapest Retailer
-
$1,079 USD
B+
Retailer 2
-
$1,091 USD
SGD 1,474 SGD
View
B+
Retailer 3
-
$1,134 USD
View
B+
Retailer 4
-
$1,167 USD
View
B+
Retailer 5
-
$1,174 USD
SGD 1,587 SGD
View
B+
Retailer 6
-
$1,218 USD
£959 GBP
View
B+
Retailer 7
-
$1,328 USD
View
B
Retailer 8
-
$1,354 USD
View
B
Retailer 9
-
$1,560 USD
€1,486 EUR
View
B
Retailer 10
-
$1,575 USD
View
B
Retailer 11
-
$1,613 USD
View
B
Retailer 12
-
$1,645 USD
View
B
Retailer 13
-
$1,757 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLLLJKOMKI · Nov 1
$1,934 USD
View
13 more retailers have this diamond
Prices start from $1,079 USDSave up to $855 USD

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
$1,079 USD