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Marquise|Natural|GIA

1.00ct M SI1 Marquise Natural Diamond

EX • M/SI1 • GIA 6565227430

Certificate GIA 6565227430

Diamond specifications and retailer prices

From $1,011 USD
As of November 6, 2026
Save $2,311 USD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,322 USD 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 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 6565227430. Listed at 14 retailers as of November 5, 2026, with prices from $1,011 to $3,322, a $2,311 spread on the same certified stone. NZ Jewellers lists it at $3,322. 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
M
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565227430
Dimensions9.75 × 5.20 × 3.23 mm
L/W Ratio1.88
Top View
9.75 mm5.20 mm1.00 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565227430
Side View
Table 61.0%CrownGirdle: Thick - Very ThickPavilionCulet: NoneDepth 62.1%

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 6
Current: $3,322 USD|Low: $1,011 USD|High: $3,654 USD|Avg: $1,658 USD|-9.1%
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
November 6, 2026
Retailer 13$1,011 USD
Retailer 14$1,210 USD
Retailer 11$1,263 USD
Retailer 2$1,339 USD
Retailer 8$1,362 USD
Retailer 5$1,389 USD
Retailer 6$1,407 USD
Retailer 12$1,425 USD
Retailer 10$1,470 USD
Retailer 7$1,497 USD
Retailer 3$1,572 USD
Retailer 9$1,662 USD
Retailer 4$1,927 USD
NZ Jewellers$3,322 USD

34 data points across 14 retailers

14 retailers$1,011 USD to $3,322 USD

A
Cheapest Retailer
-
$1,011 USD
A
Retailer 2
-
$1,210 USD
View
A
Retailer 3
-
$1,263 USD
View
A
Retailer 4
-
$1,339 USD
View
B+
Retailer 5
-
$1,362 USD
View
Retailer 6
-
$1,389 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$1,407 USD
View
B+
Retailer 8
-
$1,425 USD
View
B+
Retailer 9
-
$1,470 USD
View
B+
Retailer 10
-
$1,497 USD
View
B+
Retailer 11
-
$1,572 USD
View
B+
Retailer 12
-
$1,662 USD
View
B
Retailer 13
-
$1,927 USD
View
Most Expensive
B
NZ Jewellers
a0a2c9e9-3ea4-4c0f-8327-f5c22853a230 · Nov 5
$3,322 USD
View
13 more retailers have this diamond
Prices start from $1,011 USDSave up to $2,311 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
1.00ct Marquise
$1,011 USD