CaratHunter
Plans
Princess|Natural|GIA

1.51ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 6555315155

Certificate GIA 6555315155

Diamond specifications and retailer prices

From HK$25,040 HKD
As of November 6, 2026
Save HK$8,826 HKD (26%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$33,867 HKD 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555315155. Listed at 8 retailers as of November 6, 2026, with prices from HK$25,040 to HK$33,867, a HK$8,826 spread on the same certified stone. GemTrove lists it at HK$33,867. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555315155
Dimensions6.38 × 6.26 × 4.52 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.38 mm6.26 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555315155
Side View
Table 71.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 72.1%

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: HK$25,040 HKD|Low: HK$22,297 HKD|High: HK$32,941 HKD|Avg: HK$27,506 HKD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1HK$25,040 HKD
Retailer 3HK$25,385 HKD
Retailer 4HK$25,848 HKD
Retailer 7HK$26,263 HKD
Retailer 2HK$27,384 HKD
Retailer 6HK$29,798 HKD
Retailer 5HK$30,143 HKD

46 data points across 7 retailers

8 retailersHK$25,040 HKD to HK$33,867 HKD

A
Cheapest Retailer
-
HK$25,040 HKD
Retailer 2
-
HK$25,385 HKD
View
Price last confirmed 7 days ago
Retailer 3
-
HK$26,263 HKD
View
Price last confirmed 7 days ago
A
Retailer 4
-
HK$27,384 HKD
View
B+
Retailer 5
-
HK$29,798 HKD
View
Retailer 6
-
HK$30,143 HKD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
HK$31,851 HKD
View
Most Expensive
B+
GemTrove
GT-N-01307688-98 · Nov 6
HK$33,867 HKD
A$6,648 AUD
View
7 more retailers have this diamond
Prices start from HK$25,040 HKDSave up to HK$8,826 HKD

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
HK$25,040 HKD