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Marquise|Natural|GIA

1.30ct G SI2 Marquise Natural Diamond

EX • G/SI2

Diamond specifications and retailer prices

From $6,841 SGD
As of November 6, 2026
Save $2,393 SGD (26%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $9,234 SGD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise sits in the one-and-a-quarter to one-and-a-half 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. Listed at 4 retailers as of November 6, 2026, with prices from $6,841 to $9,234, a $2,393 spread on the same certified stone. The Diamond Guys lists it at $9,234. 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

1.30
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
Dimensions10.24 × 5.64 × 3.60 mm
L/W Ratio1.82
Top View
10.24 mm5.64 mm1.30 ctG / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceFaint
CertificateGIA
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.7%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $9,183 SGD|Low: $6,841 SGD|High: $9,593 SGD|Avg: $8,467 SGD|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
The Diamond Guys
September 30, 2026
Retailer 2$6,841 SGD
Retailer 5$7,818 SGD
Retailer 6$8,311 SGD
Retailer 4$8,314 SGD
Retailer 1$9,183 SGD
The Diamond Guys$9,234 SGD
Retailer 3$9,593 SGD

7 data points across 7 retailers

4 retailers$6,841 SGD to $9,234 SGD

B+
Cheapest Retailer
-
$6,841 SGD
B+
Retailer 2
-
$7,818 SGD
View
B
Retailer 3
-
$8,311 SGD
View
Most Expensive
B
The Diamond Guys
1973034247 · Nov 6
$9,234 SGD
$7,205 USD
View
3 more retailers have this diamond
Prices start from $6,841 SGDSave up to $2,393 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+
1.30ct Marquise
$6,841 SGD