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Marquise|Natural|IGI

1.00ct I VS2 Marquise Natural Diamond

EX • I/VS2 • IGI 805670450

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 805670450

Diamond specifications and retailer prices

From $3,013 AUD
As of November 5, 2026
Save $5,327 AUD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,340 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 and certified by IGI 805670450. Listed at 14 retailers as of November 5, 2026, with prices from $3,013 to $8,340, a $5,327 spread on the same certified stone. NZ Jewellers lists it at $8,340. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.7°
OriginNatural
Grading LabIGI
CertificateIGI 805670450
Dimensions10.14 × 5.20 × 3.19 mm
L/W Ratio1.95
Girdle conditionFaceted
Top View
10.14 mm5.20 mm1.00 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 805670450
Side View
Table 60.0%Crown 36.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.3%

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: $8,340 AUD|Low: $3,013 AUD|High: $8,340 AUD|Avg: $4,295 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 5$3,013 AUD
Retailer 12$3,507 AUD
Retailer 4$3,606 AUD
Retailer 3$3,680 AUD
Retailer 2$3,867 AUD
Retailer 11$3,988 AUD
Retailer 10$4,143 AUD
Retailer 6$4,338 AUD
Retailer 9$4,603 AUD
Retailer 8$4,721 AUD
Retailer 7$6,970 AUD
NZ Jewellers$8,340 AUD

29 data points across 12 retailers

14 retailers$3,013 AUD to $8,340 AUD

A
Cheapest Retailer
-
$3,013 AUD
Retailer 2
-
$3,507 AUD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$3,606 AUD
View
A
Retailer 4
-
$3,680 AUD
View
Final sale: no returns
A
Retailer 5
-
$3,763 AUD
View
A
Retailer 6
-
$3,867 AUD
View
A
Retailer 7
-
$3,988 AUD
View
A
Retailer 8
-
$4,143 AUD
View
A
Retailer 9
-
$4,338 AUD
View
A
Retailer 10
-
$4,603 AUD
View
A
Retailer 11
-
$4,721 AUD
View
B+
Retailer 12
-
$5,768 AUD
View
B
Retailer 13
-
$6,970 AUD
View
Most Expensive
B
NZ Jewellers
152dd418-eb02-4538-894d-e386e77fcbd5 · Nov 5
$8,340 AUD
$5,838 USD
View
13 more retailers have this diamond
Prices start from $3,013 AUDSave up to $5,327 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
$3,013 AUD