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Marquise|Natural|IGI

1.00ct G SI2 Marquise Natural Diamond

EX • G/SI2 • IGI 803676878

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 803676878

Diamond specifications and retailer prices

From $2,437 NZD
As of November 5, 2026
Save $2,168 NZD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,605 NZD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 803676878. Listed at 7 retailers as of November 5, 2026, with prices from $2,437 to $4,605, a $2,168 spread on the same certified stone. Wholesale Diamonds Direct lists it at $4,605. 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

1.00
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 803676878
Dimensions10.80 × 5.06 × 3.21 mm
L/W Ratio2.13
Girdle conditionFaceted
Top View
10.80 mm5.06 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803676878
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,769 NZD|Low: $2,213 NZD|High: $4,969 NZD|Avg: $3,549 NZD|-7.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 6$2,213 NZD
Retailer 2$2,437 NZD
Retailer 1$2,769 NZD
Retailer 4$2,814 NZD
Retailer 3$3,157 NZD
Retailer 5$3,698 NZD
Retailer 9$3,770 NZD
Wholesale Diamonds Direct$4,605 NZD
Retailer 8$4,614 NZD
Retailer 7$4,622 NZD

19 data points across 10 retailers

7 retailers$2,437 NZD to $4,605 NZD

A
Cheapest Retailer
-
$2,437 NZD
A
Retailer 2
-
$2,769 NZD
View
A
Retailer 3
-
$2,814 NZD
View
A
Retailer 4
-
$3,157 NZD
View
A
Retailer 5
-
$3,698 NZD
View
A
Retailer 6
-
$3,770 NZD
View
Most Expensive
A
Wholesale Diamonds Direct
444917127 · Nov 6
$4,605 NZD
$2,553 USD
View
6 more retailers have this diamond
Prices start from $2,437 NZDSave up to $2,168 NZD

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
$2,437 NZD