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Marquise|Natural|GIA

0.70ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 6561655534

Certificate GIA 6561655534

Diamond specifications and retailer prices

From $1,677 AUD
As of November 4, 2026
Save $1,330 AUD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,007 AUD at Helzberg Diamonds · As of November 6, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561655534. Listed at 12 retailers as of November 4, 2026, with prices from $1,677 to $3,007, a $1,330 spread on the same certified stone. Helzberg Diamonds lists it at $3,007. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.16°
Pavilion angle38.75°
OriginNatural
Grading LabGIA
CertificateGIA 6561655534
Dimensions8.91 × 4.69 × 2.80 mm
L/W Ratio1.90
Culet sizeNone
Top View
8.91 mm4.69 mm0.70 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561655534
Side View
Table 59.0%Crown 35.16°Girdle: STK-VTKPavilion 38.75°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,007 AUD|Low: $1,677 AUD|High: $3,007 AUD|Avg: $2,174 AUD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$1,677 AUD
Retailer 6$1,696 AUD
Retailer 10$1,764 AUD
Retailer 11$1,827 AUD
Retailer 5$1,888 AUD
Retailer 7$2,056 AUD
Retailer 2$2,106 AUD
Retailer 3$2,404 AUD
Retailer 4$2,409 AUD
Retailer 8$2,704 AUD
Helzberg Diamonds$3,007 AUD

19 data points across 11 retailers

12 retailers$1,677 AUD to $3,007 AUD

B+
Cheapest Retailer
-
$1,677 AUD
B+
Retailer 2
-
$1,696 AUD
View
B+
Retailer 3
-
$1,717 AUD
View
B+
Retailer 4
-
$1,764 AUD
View
B+
Retailer 5
-
$1,827 AUD
View
B+
Retailer 6
-
$1,888 AUD
View
B
Retailer 7
-
$2,056 AUD
View
B+
Retailer 8
-
$2,106 AUD
View
B
Retailer 9
-
$2,404 AUD
View
B
Retailer 10
-
$2,409 AUD
View
B
Retailer 11
-
$2,704 AUD
View
Most Expensive
B
Helzberg Diamonds
XZRMLMHMLLLJK · Nov 6
$3,007 AUD
$2,066 USD
View
11 more retailers have this diamond
Prices start from $1,677 AUDSave up to $1,330 AUD

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+
0.70ct Marquise
$1,677 AUD