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Marquise|Natural|GIA

1.00ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 6565065985

Certificate GIA 6565065985

Diamond specifications and retailer prices

From $1,356 USD
As of November 6, 2026
Save $3,052 USD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,408 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565065985. Listed at 15 retailers as of November 5, 2026, with prices from $1,356 to $4,408, a $3,052 spread on the same certified stone. NZ Jewellers lists it at $4,408. 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
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6565065985
Dimensions10.23 × 4.90 × 3.20 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizeNone
Top View
10.23 mm4.90 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6565065985
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 65.3%

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: $1,359 USD|Low: $1,344 USD|High: $3,204 USD|Avg: $1,947 USD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$1,356 USD
Retailer 1$1,359 USD
Retailer 5$1,642 USD
Retailer 4$1,663 USD
Retailer 2$1,881 USD
Retailer 9$1,891 USD
Retailer 3$2,025 USD
Retailer 6$2,458 USD
Retailer 7$3,166 USD

34 data points across 9 retailers

15 retailers$1,356 USD to $4,408 USD

A
Cheapest Retailer
-
$1,356 USD
A
Retailer 2
-
$1,359 USD
View
A
Retailer 3
-
$1,642 USD
View
A
Retailer 4
-
$1,663 USD
View
B+
Retailer 5
-
$1,807 USD
View
B+
Retailer 6
-
$1,881 USD
View
B+
Retailer 7
-
$1,891 USD
View
B+
Retailer 8
-
$1,922 USD
View
B+
Retailer 9
-
$1,960 USD
View
B+
Retailer 10
-
$2,025 USD
View
B+
Retailer 11
-
$2,085 USD
View
B
Retailer 12
-
$2,458 USD
View
B
Retailer 13
-
$2,613 USD
View
B
Retailer 14
-
$3,166 USD
View
Most Expensive
C
NZ Jewellers
1e0d0309-ffd9-4a9c-90de-614694cb2360 · Nov 5
$4,408 USD
View
14 more retailers have this diamond
Prices start from $1,356 USDSave up to $3,052 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
$1,356 USD