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Marquise|Natural|IGI

1.03ct K SI1 Marquise Natural Diamond

EX • K/SI1 • IGI 762534474

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 762534474

Diamond specifications and retailer prices

From $1,118 USD
As of November 6, 2026
Save $1,737 USD (61%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,855 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 762534474. Listed at 15 retailers as of November 5, 2026, with prices from $1,118 to $2,855, a $1,737 spread on the same certified stone. NZ Jewellers lists it at $2,855. 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

1.03
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 762534474
Dimensions10.48 × 5.29 × 3.32 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Top View
10.48 mm5.29 mm1.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 762534474
Side View
Table 60.0%Crown 36.2°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
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 6
Current: $2,855 USD|Low: $1,118 USD|High: $2,940 USD|Avg: $1,500 USD|-2.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 2$1,118 USD
Retailer 6$1,122 USD
Retailer 13$1,125 USD
Retailer 3$1,170 USD
Retailer 7$1,206 USD
Retailer 14$1,215 USD
Retailer 5$1,216 USD
Retailer 4$1,262 USD
Retailer 8$1,287 USD
Retailer 9$1,323 USD
Retailer 10$1,331 USD
Retailer 11$1,428 USD
Retailer 15$1,636 USD
Retailer 12$2,138 USD
NZ Jewellers$2,855 USD

28 data points across 15 retailers

15 retailers$1,118 USD to $2,855 USD

A
Cheapest Retailer
-
$1,118 USD
A
Retailer 2
-
$1,122 USD
View
A
Retailer 3
-
$1,125 USD
View
A
Retailer 4
-
$1,170 USD
View
Retailer 5
-
$1,206 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,215 USD
View
A
Retailer 7
-
$1,216 USD
View
A
Retailer 8
-
$1,262 USD
View
A
Retailer 9
-
$1,287 USD
View
A
Retailer 10
-
$1,323 USD
View
A
Retailer 11
-
$1,331 USD
View
A
Retailer 12
-
$1,428 USD
View
A
Retailer 13
-
$1,636 USD
View
B+
Retailer 14
-
$2,138 USD
View
Most Expensive
B
NZ Jewellers
583567e0-41d4-446e-ad9a-ee91712f1d8d · Nov 5
$2,855 USD
View
14 more retailers have this diamond
Prices start from $1,118 USDSave up to $1,737 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
1.03ct Marquise
$1,118 USD