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Princess|Natural|GIA

1.51ct L SI1 Princess Natural Diamond

EX • L/SI1 • GIA 1557855378

Certificate GIA 1557855378

Diamond specifications and retailer prices

From $2,685 SGD
As of November 6, 2026
Save $809 SGD (23%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,494 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1557855378. Listed at 3 retailers as of November 6, 2026, with prices from $2,685 to $3,494, a $809 spread on the same certified stone. GemTrove lists it at $3,494. 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

1.51
Carat
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557855378
Dimensions6.01 × 5.99 × 4.53 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Feather, Pinpoint
Top View
6.01 mm5.99 mm1.51 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1557855378
Side View
Table 68.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 75.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $3,494 SGD|Low: $2,685 SGD|High: $3,494 SGD|Avg: $3,060 SGD
GemTrove
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$2,685 SGD
Retailer 2$2,920 SGD
GemTrove$3,494 SGD

41 data points across 3 retailers

3 retailers$2,685 SGD to $3,494 SGD

A
Cheapest Retailer
-
$2,685 SGD
A
Retailer 2
-
$2,920 SGD
View
Most Expensive
B
GemTrove
GT-N-01307718-98 · Nov 6
$3,494 SGD
A$4,208 AUD
View
2 more retailers have this diamond
Prices start from $2,685 SGDSave up to $809 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
1.51ct Princess
$2,685 SGD