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Marquise|Natural|GIA

1.58ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 6551124693

Certificate GIA 6551124693

Diamond specifications and retailer prices

From $6,818 SGD
As of November 6, 2026
Save $1,769 SGD (21%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,587 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.58ct natural marquise diamond

This 1.58ct natural marquise sits in the one-and-a-half to two carat band, graded J 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 6551124693. Listed at 6 retailers as of November 6, 2026, with prices from $6,818 to $8,587, a $1,769 spread on the same certified stone. GemTrove lists it at $8,587. 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

1.58
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6551124693
Dimensions11.83 × 6.16 × 3.89 mm
L/W Ratio1.92
Culet sizeNone
Key to symbols
Feather, Indented Natural
Top View
11.83 mm6.16 mm1.58 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551124693
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.2%

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: $6,818 SGD|Low: $6,818 SGD|High: $8,656 SGD|Avg: $7,712 SGD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 1$6,818 SGD
Retailer 3$7,409 SGD
Retailer 4$7,784 SGD
Retailer 5$8,034 SGD
Retailer 2$8,068 SGD

45 data points across 5 retailers

6 retailers$6,818 SGD to $8,587 SGD

A
Cheapest Retailer
-
$6,818 SGD
B+
Retailer 2
-
$7,409 SGD
View
B+
Retailer 3
-
$7,784 SGD
View
B+
Retailer 4
-
$8,034 SGD
View
Final sale: no returns
B+
Retailer 5
-
$8,068 SGD
View
Most Expensive
B
GemTrove
GT-N-01274069-98 · Nov 6
$8,587 SGD
A$10,308 AUD
View
5 more retailers have this diamond
Prices start from $6,818 SGDSave up to $1,769 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
1.58ct Marquise
$6,818 SGD