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Marquise|Natural|GIA

1.00ct G VS1 Marquise Natural Diamond

ID • G/VS1 • GIA 2556583020

Certificate GIA 2556583020

Diamond specifications and retailer prices

From $4,198 USD
As of November 4, 2026
Save $4,792 USD (53%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $8,990 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556583020. Listed at 27 retailers as of November 4, 2026, with prices from $4,198 to $8,990, a $4,792 spread on the same certified stone. MOH London lists it at $8,990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Color
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556583020
Dimensions11.51 × 4.94 × 2.93 mm
L/W Ratio2.33
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
11.51 mm4.94 mm1.00 ctG / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556583020
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 59.4%

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: $8,990 USD|Low: $4,098 USD|High: $9,063 USD|Avg: $5,622 USD|+7.0%
MOH London
Retailer 2
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Retailer 8
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Retailer 19
November 5, 2026
Retailer 17$4,198 USD
Retailer 2$4,236 USD
Retailer 12$4,597 USD
Retailer 18$4,753 USD
Retailer 14$4,770 USD
Retailer 4$4,789 USD
Retailer 8$4,962 USD
Retailer 7$5,224 USD
Retailer 11$5,255 USD
Retailer 5$5,290 USD
Retailer 3$5,342 USD
Retailer 13$5,467 USD
Retailer 9$5,807 USD
Retailer 19$5,814 USD
Retailer 15$6,378 USD
Retailer 6$6,568 USD
Retailer 16$6,957 USD
Retailer 10$6,972 USD
MOH London$8,990 USD

28 data points across 19 retailers

27 retailers$4,198 USD to $8,990 USD

A
Cheapest Retailer
-
$4,198 USD
A
Retailer 2
-
$4,236 USD
View
Retailer 3
-
$4,489 USD
View
Price last confirmed 28 days ago
A
Retailer 4
-
$4,597 USD
View
A
Retailer 5
-
$4,753 USD
View
A
Retailer 6
-
$4,770 USD
View
A
Retailer 7
-
$4,789 USD
View
A
Retailer 8
-
$4,962 USD
View
Retailer 9
-
$5,213 USD
View
Price last confirmed 43 days ago
Retailer 10
-
$5,213 USD
View
Price last confirmed 35 days ago
Retailer 11
-
$5,213 USD
View
Price last confirmed 24 days ago
Retailer 12
-
$5,213 USD
View
Price last confirmed 28 days ago
B+
Retailer 13
-
$5,224 USD
View
Final sale: no returns
Retailer 14
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$5,250 USD
View
Price last confirmed 18 days ago
Retailer 15
-
$5,255 USD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
$5,290 USD
View
Retailer 17
-
$5,342 USD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
$5,467 USD
View
B+
Retailer 19
-
$5,807 USD
View
B+
Retailer 20
-
$5,814 USD
View
Retailer 21
-
$6,016 USD
View
Price last confirmed 42 days ago
B
Retailer 22
-
$6,378 USD
View
B
Retailer 23
-
$6,568 USD
View
B+
Retailer 24
-
$6,957 USD
View
Retailer 25
-
$6,972 USD
View
Price last confirmed 17 days ago
Retailer 26
-
$8,720 USD
View
Price last confirmed 37 days ago
Most Expensive
B
MOH London
CE8A80494 · Nov 4
$8,990 USD
£7,079 GBP
View
26 more retailers have this diamond
Prices start from $4,198 USDSave up to $4,792 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
$4,198 USD