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Princess|Natural|GIA

1.51ct F SI2 Princess Natural Diamond

EX • F/SI2 • GIA 6555545655

Certificate GIA 6555545655

Diamond specifications and retailer prices

From $4,681 SGD
$3,660 USD
As of November 2, 2026
Save $5,920 SGD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $10,601 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555545655. Listed at 14 retailers as of November 2, 2026, with prices from $4,681 to $10,601, a $5,920 spread on the same certified stone. MOH London lists it at $10,601. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.6°
Pavilion angle39.62°
OriginNatural
Grading LabGIA
CertificateGIA 6555545655
Dimensions6.25 × 6.24 × 4.53 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.25 mm6.24 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555545655
Side View
Table 73.0%Crown 25.6°Girdle: MED-THKPavilion 39.62°Culet: NoneDepth 72.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $10,601 SGD|Low: $3,416 SGD|High: $10,658 SGD|Avg: $4,922 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 9$3,416 SGD
Retailer 3$3,425 SGD
Retailer 7$3,921 SGD
Retailer 6$4,033 SGD
Retailer 17$4,369 SGD
Retailer 4$4,436 SGD
Retailer 14$5,805 SGD
Retailer 16$5,978 SGD
Retailer 15$6,144 SGD
Retailer 10$6,271 SGD
Retailer 8$6,314 SGD
Retailer 5$6,366 SGD
Retailer 2$6,655 SGD
Retailer 13$6,851 SGD
Retailer 11$6,932 SGD
Retailer 12$7,680 SGD
MOH London$10,601 SGD

28 data points across 17 retailers

14 retailers$4,681 SGD to $10,601 SGD

Retailer 1
-
$4,033 SGD
Price last confirmed 27 days ago
Retailer 2
-
$4,369 SGD
$3,416 USD
View
Price last confirmed 27 days ago
A
Retailer 3
-
$4,681 SGD
$3,660 USD
View
A
Retailer 4
-
$5,805 SGD
$4,539 USD
View
Retailer 5
-
$5,978 SGD
$4,674 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$6,144 SGD
$4,804 USD
View
Final sale: no returns
A
Retailer 7
-
$6,271 SGD
£3,861 GBP
View
Retailer 8
-
$6,314 SGD
$4,937 USD
View
Price last confirmed 28 days ago
Retailer 9
-
$6,366 SGD
$4,978 USD
View
Price last confirmed 27 days ago
B+
Retailer 10
-
$6,655 SGD
$5,204 USD
View
B+
Retailer 11
-
$6,851 SGD
$5,357 USD
View
A
Retailer 12
-
$6,932 SGD
€5,162 EUR
View
B+
Retailer 13
-
$7,680 SGD
$6,005 USD
View
Most Expensive
B
MOH London
134FC9F36 · Nov 2
$10,601 SGD
£6,527 GBP
View
13 more retailers have this diamond
Prices start from $4,681 SGDSave up to $5,920 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
$4,681 SGD