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Marquise|Natural|GIA

1.00ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 6561588415

Certificate GIA 6561588415

Diamond specifications and retailer prices

From $2,821 SGD
As of November 6, 2026
Save $5,034 SGD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,855 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561588415. Listed at 18 retailers as of November 3, 2026, with prices from $2,821 to $7,855, a $5,034 spread on the same certified stone. NZ Jewellers lists it at $7,855. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561588415
Dimensions10.07 × 5.26 × 3.17 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Knot, Needle, Natural
Top View
10.07 mm5.26 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561588415
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 60.3%

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: $7,855 SGD|Low: $2,804 SGD|High: $7,855 SGD|Avg: $4,262 SGD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 16$2,821 SGD
Retailer 13$2,955 SGD
Retailer 6$3,448 SGD
Retailer 10$3,453 SGD
Retailer 8$3,468 SGD
Retailer 14$3,709 SGD
Retailer 4$3,758 SGD
Retailer 18$3,758 SGD
Retailer 12$3,901 SGD
Retailer 9$3,933 SGD
Retailer 7$3,938 SGD
Retailer 2$3,977 SGD
Retailer 5$4,063 SGD
Retailer 3$4,336 SGD
Retailer 15$4,379 SGD
Retailer 11$6,266 SGD
Retailer 17$6,535 SGD
NZ Jewellers$7,855 SGD

21 data points across 18 retailers

18 retailers$2,821 SGD to $7,855 SGD

A
Cheapest Retailer
-
$2,821 SGD
A
Retailer 2
-
$2,955 SGD
View
A
Retailer 3
-
$3,448 SGD
View
A
Retailer 4
-
$3,453 SGD
View
A
Retailer 5
-
$3,468 SGD
View
Final sale: no returns
A
Retailer 6
-
$3,709 SGD
View
Retailer 7
-
$3,758 SGD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$3,758 SGD
View
B+
Retailer 9
-
$3,901 SGD
View
Retailer 10
-
$3,933 SGD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$3,938 SGD
View
B+
Retailer 12
-
$3,977 SGD
View
B+
Retailer 13
-
$4,063 SGD
View
B+
Retailer 14
-
$4,336 SGD
View
B+
Retailer 15
-
$4,379 SGD
View
B
Retailer 16
-
$6,266 SGD
View
Retailer 17
-
$6,535 SGD
View
Price last confirmed 10 days ago
Most Expensive
B
NZ Jewellers
3751589d-d0c5-438c-94ed-78fe15950cb1 · Nov 3
$7,855 SGD
$6,129 USD
View
17 more retailers have this diamond
Prices start from $2,821 SGDSave up to $5,034 SGD

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
$2,821 SGD