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Marquise|Natural|GIA

1.00ct M SI1 Marquise Natural Diamond

M/SI1 • GIA 2296266960

Certificate GIA 2296266960

Diamond specifications and retailer prices

From $1,321 SGD
As of November 6, 2026
Save $488 SGD (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,809 SGD at B2C Jewels · As of November 6, 2026
View at B2C Jewels

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included) and certified by GIA 2296266960. Listed at 2 retailers as of November 6, 2026, with prices from $1,321 to $1,809, a $488 spread on the same certified stone. B2C Jewels lists it at $1,809. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
M
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2296266960
Dimensions10.28 × 5.00 × 3.20 mm
L/W Ratio2.06
Top View
10.28 mm5.00 mm1.00 ctM / SI1
OriginNatural
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 2296266960
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 63.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $1,809 SGD|Low: $1,321 SGD|High: $1,809 SGD|Avg: $1,580 SGD
B2C Jewels
Retailer 2
November 6, 2026
Retailer 2$1,321 SGD
B2C Jewels$1,809 SGD

28 data points across 2 retailers

2 retailers$1,321 SGD to $1,809 SGD

B+
Cheapest Retailer
-
$1,321 SGD
Most Expensive
B
B2C Jewels
11567605 · Nov 6
$1,809 SGD
$1,416 USD
View
1 more retailer has this diamond
Prices start from $1,321 SGDSave up to $488 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+
1.00ct Marquise
$1,321 SGD