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Marquise|Natural|GIA

1.00ct F SI1 Marquise Natural Diamond

ID • F/SI1 • GIA 6555941974

Certificate GIA 6555941974

Diamond specifications and retailer prices

From $2,141 USD
As of November 4, 2026
Save $3,582 USD (63%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,723 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555941974. Listed at 9 retailers as of November 4, 2026, with prices from $2,141 to $5,723, a $3,582 spread on the same certified stone. NZ Jewellers lists it at $5,723. 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
F
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555941974
Dimensions9.33 × 5.21 × 3.38 mm
L/W Ratio1.79
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
9.33 mm5.21 mm1.00 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555941974
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.9%

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 4
Current: $5,723 USD|Low: $2,141 USD|High: $5,723 USD|Avg: $2,862 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 9$2,141 USD
Retailer 10$2,456 USD
Retailer 7$2,480 USD
Retailer 8$2,594 USD
Retailer 11$2,610 USD
Retailer 3$2,640 USD
Retailer 4$2,655 USD
Retailer 5$2,861 USD
Retailer 2$2,947 USD
Retailer 6$3,341 USD
NZ Jewellers$5,723 USD

3 data points across 11 retailers

9 retailers$2,141 USD to $5,723 USD

A
Cheapest Retailer
-
$2,141 USD
A
Retailer 2
-
$2,480 USD
View
A
Retailer 3
-
$2,594 USD
View
A
Retailer 4
-
$2,610 USD
View
A
Retailer 5
-
$2,655 USD
View
A
Retailer 6
-
$2,861 USD
View
B+
Retailer 7
-
$2,947 USD
View
B+
Retailer 8
-
$3,341 USD
View
Most Expensive
B
NZ Jewellers
15e13424-0202-4e24-88c0-e94ad1dc42dd · Nov 5
$5,723 USD
View
8 more retailers have this diamond
Prices start from $2,141 USDSave up to $3,582 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
$2,141 USD