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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 $1,937 AUD
As of November 6, 2026
Save $4,360 AUD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,297 AUD 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 $1,937 to $6,297, a $4,360 spread on the same certified stone. NZ Jewellers lists it at $6,297. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,941 AUD|Low: $1,920 AUD|High: $4,577 AUD|Avg: $2,781 AUD|-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$1,937 AUD
Retailer 1$1,941 AUD
Retailer 5$2,346 AUD
Retailer 4$2,376 AUD
Retailer 2$2,687 AUD
Retailer 9$2,701 AUD
Retailer 3$2,893 AUD
Retailer 6$3,511 AUD
Retailer 7$4,523 AUD

34 data points across 9 retailers

15 retailers$1,937 AUD to $6,297 AUD

A
Cheapest Retailer
-
$1,937 AUD
A
Retailer 2
-
$1,941 AUD
View
A
Retailer 3
-
$2,346 AUD
View
A
Retailer 4
-
$2,376 AUD
View
B+
Retailer 5
-
$2,581 AUD
View
B+
Retailer 6
-
$2,687 AUD
View
B+
Retailer 7
-
$2,701 AUD
View
B+
Retailer 8
-
$2,746 AUD
View
B+
Retailer 9
-
$2,800 AUD
View
B+
Retailer 10
-
$2,893 AUD
View
B+
Retailer 11
-
$2,978 AUD
View
B
Retailer 12
-
$3,511 AUD
View
B
Retailer 13
-
$3,733 AUD
View
B
Retailer 14
-
$4,523 AUD
View
Most Expensive
C
NZ Jewellers
1e0d0309-ffd9-4a9c-90de-614694cb2360 · Nov 5
$6,297 AUD
$4,408 USD
View
14 more retailers have this diamond
Prices start from $1,937 AUDSave up to $4,360 AUD

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
$1,937 AUD