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Oval|Natural|GIA

1.59ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 2554624740

Certificate GIA 2554624740

Diamond specifications and retailer prices

From $6,271 SGD
As of November 6, 2026
Save $1,956 SGD (24%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $8,227 SGD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.59ct natural oval diamond

This 1.59ct natural oval sits in the one-and-a-half to two 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 2554624740. Listed at 5 retailers as of November 6, 2026, with prices from $6,271 to $8,227, a $1,956 spread on the same certified stone. 77 Diamonds lists it at $8,227. 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

1.59
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554624740
Dimensions9.25 × 6.61 × 4.20 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle
Top View
9.25 mm6.61 mm1.59 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554624740
Side View
Table 56.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.6%

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: $8,227 SGD|Low: $6,271 SGD|High: $8,308 SGD|Avg: $7,286 SGD|+4.2%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$6,271 SGD
Retailer 3$7,422 SGD
Retailer 5$7,586 SGD
Retailer 6$7,713 SGD
Retailer 4$7,936 SGD
77 Diamonds$8,227 SGD

45 data points across 6 retailers

5 retailers$6,271 SGD to $8,227 SGD

A
Cheapest Retailer
-
$6,271 SGD
A
Retailer 2
-
$7,422 SGD
View
Final sale: no returns
B+
Retailer 3
-
$7,586 SGD
View
B+
Retailer 4
-
$7,936 SGD
View
Most Expensive
B+
77 Diamonds
OVCPSHXPFHXC · Nov 6
$8,227 SGD
£5,054 GBP
View
4 more retailers have this diamond
Prices start from $6,271 SGDSave up to $1,956 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
1.59ct Oval
$6,271 SGD