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Marquise|Natural|GIA

1.00ct I VS2 Marquise Natural Diamond

EX • I/VS2 • GIA 1558471275

Certificate GIA 1558471275

Diamond specifications and retailer prices

From $3,346 AUD
As of November 5, 2026
Save $2,741 AUD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,087 AUD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558471275. Listed at 15 retailers as of November 4, 2026, with prices from $3,346 to $6,087, a $2,741 spread on the same certified stone. Helzberg Diamonds lists it at $6,087. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle38.7°
Pavilion angle41.78°
OriginNatural
Grading LabGIA
CertificateGIA 1558471275
Dimensions9.88 × 5.21 × 3.35 mm
L/W Ratio1.90
Culet sizeNone
Top View
9.88 mm5.21 mm1.00 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1558471275
Side View
Table 60.0%Crown 38.7°Girdle: STK-THKPavilion 41.78°Culet: NoneDepth 64.3%

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 5
Current: $6,087 AUD|Low: $3,327 AUD|High: $6,087 AUD|Avg: $4,307 AUD
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 5, 2026
Retailer 2$3,346 AUD
Retailer 11$3,517 AUD
Retailer 8$3,540 AUD
Retailer 5$3,614 AUD
Retailer 7$3,787 AUD
Retailer 4$3,854 AUD
Retailer 13$4,161 AUD
Retailer 3$4,334 AUD
Retailer 6$4,441 AUD
Retailer 10$4,553 AUD
Retailer 9$5,397 AUD
Retailer 12$5,783 AUD
Helzberg Diamonds$6,087 AUD

41 data points across 13 retailers

15 retailers$3,346 AUD to $6,087 AUD

A
Cheapest Retailer
-
$3,346 AUD
A
Retailer 2
-
$3,517 AUD
View
A
Retailer 3
-
$3,540 AUD
View
A
Retailer 4
-
$3,551 AUD
View
A
Retailer 5
-
$3,614 AUD
View
A
Retailer 6
-
$3,787 AUD
View
A
Retailer 7
-
$3,854 AUD
View
A
Retailer 8
-
$4,161 AUD
View
A
Retailer 9
-
$4,334 AUD
View
A
Retailer 10
-
$4,441 AUD
View
A
Retailer 11
-
$4,447 AUD
View
A
Retailer 12
-
$4,553 AUD
View
B+
Retailer 13
-
$5,397 AUD
View
B+
Retailer 14
-
$5,783 AUD
View
Most Expensive
B+
Helzberg Diamonds
XZRHLLOKNHINL · Nov 4
$6,087 AUD
$4,261 USD
View
14 more retailers have this diamond
Prices start from $3,346 AUDSave up to $2,741 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.

A
1.00ct Marquise
$3,346 AUD