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Princess|Natural|GIA

0.51ct F SI1 Princess Natural Diamond

EX • F/SI1 • GIA 1568179106

Certificate GIA 1568179106

Diamond specifications and retailer prices

From $641 SGD
As of November 6, 2026
Save $603 SGD (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,244 SGD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.51ct natural princess diamond

This 0.51ct natural princess sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568179106. Listed at 13 retailers as of November 6, 2026, with prices from $641 to $1,244, a $603 spread on the same certified stone. Frank Darling lists it at $1,244. 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

0.51
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle21.65°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 1568179106
Dimensions4.38 × 4.37 × 3.14 mm
L/W Ratio1.00
Culet sizeNone
Top View
4.38 mm4.37 mm0.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 1568179106
Side View
Table 73.0%Crown 21.65°Girdle: MED-THKPavilion 40°Culet: NoneDepth 71.9%

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 6
Current: $1,244 SGD|Low: $641 SGD|High: $1,264 SGD|Avg: $896 SGD|-1.6%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 13$641 SGD
Retailer 3$696 SGD
Retailer 7$718 SGD
Retailer 5$743 SGD
Retailer 10$757 SGD
Retailer 6$813 SGD
Retailer 9$818 SGD
Retailer 11$906 SGD
Retailer 4$975 SGD
Retailer 2$980 SGD
Retailer 12$1,053 SGD
Retailer 8$1,150 SGD
Frank Darling$1,244 SGD

31 data points across 13 retailers

13 retailers$641 SGD to $1,244 SGD

A
Cheapest Retailer
-
$641 SGD
A
Retailer 2
-
$696 SGD
View
B+
Retailer 3
-
$718 SGD
View
Retailer 4
-
$743 SGD
View
Price last confirmed 30 days ago
B+
Retailer 5
-
$757 SGD
View
B+
Retailer 6
-
$813 SGD
View
B+
Retailer 7
-
$818 SGD
View
B
Retailer 8
-
$906 SGD
View
B
Retailer 9
-
$975 SGD
View
B+
Retailer 10
-
$980 SGD
View
B
Retailer 11
-
$1,053 SGD
View
B
Retailer 12
-
$1,150 SGD
View
Most Expensive
B
Frank Darling
2681613HK · Nov 6
$1,244 SGD
$970 USD
View
12 more retailers have this diamond
Prices start from $641 SGDSave up to $603 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
0.51ct Princess
$641 SGD