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Marquise|Natural|GIA

1.01ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 1543376940

Certificate GIA 1543376940

Diamond specifications and retailer prices

From $3,477 SGD
As of November 4, 2026
Save $4,413 SGD (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,890 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded I 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 1543376940. Listed at 20 retailers as of November 4, 2026, with prices from $3,477 to $7,890, a $4,413 spread on the same certified stone. NZ Jewellers lists it at $7,890. 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

1.01
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1543376940
Dimensions10.50 × 5.10 × 3.18 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizeNone
Top View
10.50 mm5.10 mm1.01 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1543376940
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,659 SGD|Low: $3,269 SGD|High: $7,664 SGD|Avg: $4,850 SGD|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$3,517 SGD
Retailer 4$3,596 SGD
Retailer 5$4,260 SGD
Retailer 1$4,659 SGD
Retailer 7$4,734 SGD
Retailer 8$5,130 SGD
Retailer 3$5,279 SGD
Retailer 2$7,554 SGD

43 data points across 8 retailers

20 retailers$3,477 SGD to $7,890 SGD

B+
Cheapest Retailer
-
$3,477 SGD
B+
Retailer 2
-
$3,517 SGD
View
B+
Retailer 3
-
$3,596 SGD
View
Final sale: no returns
B+
Retailer 4
-
$3,628 SGD
View
B+
Retailer 5
-
$4,102 SGD
View
B+
Retailer 6
-
$4,125 SGD
View
B+
Retailer 7
-
$4,193 SGD
View
B
Retailer 8
-
$4,260 SGD
View
B
Retailer 9
-
$4,457 SGD
View
B
Retailer 10
-
$4,457 SGD
View
B+
Retailer 11
-
$4,652 SGD
View
B+
Retailer 12
-
$4,652 SGD
View
B+
Retailer 13
-
$4,659 SGD
View
B
Retailer 14
-
$4,734 SGD
View
B
Retailer 15
-
$4,819 SGD
View
Retailer 16
-
$5,130 SGD
View
Price last confirmed 14 days ago
B
Retailer 17
-
$5,279 SGD
View
B
Retailer 18
-
$5,320 SGD
View
B
Retailer 19
-
$7,554 SGD
View
Most Expensive
B
NZ Jewellers
0b2d57cb-7705-4808-b6df-cf3bb943bbec · Nov 5
$7,890 SGD
$6,156 USD
View
19 more retailers have this diamond
Prices start from $3,477 SGDSave up to $4,413 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.

B+
1.01ct Marquise
$3,477 SGD