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Princess|Natural|GIA

1.51ct D SI1 Princess Natural Diamond

EX • D/SI1 • GIA 1555500862

Certificate GIA 1555500862

Diamond specifications and retailer prices

From $7,314 SGD
$5,721 USD
As of November 1, 2026
Save $6,894 SGD (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $14,208 SGD at MOH London · As of November 1, 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 D 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 1555500862. Listed at 12 retailers as of November 1, 2026, with prices from $7,314 to $14,208, a $6,894 spread on the same certified stone. MOH London lists it at $14,208. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555500862
Dimensions6.30 × 6.28 × 4.58 mm
L/W Ratio1.00
Key to symbols
Crystal, Needle
Top View
6.30 mm6.28 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1555500862
Side View
Table 69.0%CrownGirdle: ThickPavilionCulet: NoneDepth 72.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $14,208 SGD|Low: $7,314 SGD|High: $16,413 SGD|Avg: $11,893 SGD|-12.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 9$7,314 SGD
Retailer 11$8,055 SGD
Retailer 7$8,526 SGD
Retailer 8$9,446 SGD
Retailer 2$9,534 SGD
Retailer 10$10,099 SGD
Retailer 12$10,099 SGD
Retailer 3$10,445 SGD
Retailer 4$10,962 SGD
Retailer 6$11,140 SGD
Retailer 5$12,525 SGD
MOH London$14,208 SGD

43 data points across 12 retailers

12 retailers$7,314 SGD to $14,208 SGD

B+
Cheapest Retailer
-
$7,314 SGD
$5,721 USD
B+
Retailer 2
-
$8,055 SGD
$6,301 USD
View
B+
Retailer 3
-
$8,526 SGD
$6,669 USD
View
B+
Retailer 4
-
$9,446 SGD
$7,389 USD
View
B+
Retailer 5
-
$9,534 SGD
£5,872 GBP
View
B+
Retailer 6
-
$10,099 SGD
$7,900 USD
View
B+
Retailer 7
-
$10,099 SGD
$7,900 USD
View
B+
Retailer 8
-
$10,445 SGD
$8,170 USD
View
Retailer 9
-
$10,962 SGD
A$13,193 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$11,140 SGD
€8,299 EUR
View
B
Retailer 11
-
$12,525 SGD
ZAR 158,273 ZAR
View
Most Expensive
B
MOH London
27FACA8C5 · Nov 1
$14,208 SGD
£8,751 GBP
View
11 more retailers have this diamond
Prices start from $7,314 SGDSave up to $6,894 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.

B+
1.51ct Princess
$7,314 SGD