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Marquise|Natural|GIA

1.30ct E SI2 Marquise Natural Diamond

E/SI2

Diamond specifications and retailer prices

From $9,291 SGD
As of November 5, 2026
Save $9,512 SGD (51%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $18,803 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 E colour (colourless) and SI2 clarity (slightly-included) and certified by GIA. Listed at 3 retailers as of November 5, 2026, with prices from $9,291 to $18,803, a $9,512 spread on the same certified stone. NZ Jewellers lists it at $18,803. 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

1.30
Carat
E
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions12.11 × 5.70 × 3.25 mm
L/W Ratio2.12
Top View
12.11 mm5.70 mm1.30 ctE / SI2
OriginNatural
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilionCuletDepth 57.1%

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 5
Current: $18,803 SGD|Low: $9,291 SGD|High: $18,803 SGD|Avg: $11,806 SGD
NZ Jewellers
Retailer 2
Retailer 3
October 14, 2026
Retailer 2$9,291 SGD
Retailer 3$11,151 SGD
NZ Jewellers$18,803 SGD

3 data points across 3 retailers

3 retailers$9,291 SGD to $18,803 SGD

B+
Cheapest Retailer
-
$9,291 SGD
B
Retailer 2
-
$11,151 SGD
View
Most Expensive
C
NZ Jewellers
8b87b583-c1ea-476a-baca-93392799d7b8 · Nov 5
$18,803 SGD
$14,721 USD
View
2 more retailers have this diamond
Prices start from $9,291 SGDSave up to $9,512 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
$9,291 SGD