Marquise|Natural|GIA

1.02ct M SI1 Marquise Natural Diamond

ID • M/SI1 • GIA 2557647645

Certificate GIA 2557647645

Diamond specifications and retailer prices

From $1,422 USD
As of November 4, 2026
Save $2,710 USD (66%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,132 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557647645. Listed at 10 retailers as of November 4, 2026, with prices from $1,422 to $4,132, a $2,710 spread on the same certified stone. NZ Jewellers lists it at $4,132. 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

1.02
Carat
M
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557647645
Dimensions9.31 × 5.19 × 3.38 mm
L/W Ratio1.79
Top View
9.31 mm5.19 mm1.02 ctM / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557647645
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.1%

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 4
Current: $4,132 USD|Low: $1,305 USD|High: $4,132 USD|Avg: $1,810 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$1,305 USD
Retailer 7$1,422 USD
Retailer 11$1,535 USD
Retailer 8$1,605 USD
Retailer 10$1,612 USD
Retailer 6$1,620 USD
Retailer 2$1,665 USD
Retailer 9$1,771 USD
Retailer 5$2,067 USD
Retailer 4$2,300 USD
NZ Jewellers$4,132 USD

16 data points across 11 retailers

10 retailers$1,422 USD to $4,132 USD

A
Cheapest Retailer
-
$1,422 USD
B+
Retailer 2
-
$1,535 USD
View
B+
Retailer 3
-
$1,605 USD
View
B+
Retailer 4
-
$1,612 USD
View
B+
Retailer 5
-
$1,620 USD
View
B+
Retailer 6
-
$1,665 USD
View
B+
Retailer 7
-
$1,771 USD
View
B
Retailer 8
-
$2,067 USD
View
B
Retailer 9
-
$2,300 USD
View
Most Expensive
C
NZ Jewellers
65473d1a-3815-4143-9e68-e39ad899e7f7 · Nov 5
$4,132 USD
View
9 more retailers have this diamond
Prices start from $1,422 USDSave up to $2,710 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
1.02ct Marquise
$1,422 USD