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Princess|Natural|IGI

1.55ct I SI1 Princess Natural Diamond

EX • I/SI1 • IGI 692525523

Shape and cutting style on the report: Princess cut

Certificate IGI 692525523

Diamond specifications and retailer prices

From $4,164 AUD
₹278,599 INR
As of October 30, 2026
Save $5,342 AUD (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,507 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.55ct natural princess diamond

This 1.55ct 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 and certified by IGI 692525523. Listed at 15 retailers as of October 30, 2026, with prices from $4,164 to $9,507, a $5,342 spread on the same certified stone. NZ Jewellers lists it at $9,507. 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

1.55
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 692525523
Dimensions6.58 × 6.36 × 4.53 mm
L/W Ratio1.03
Culet sizePointed
Top View
6.58 mm6.36 mm1.55 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 692525523
Side View
Table 73.0%Crown 39.9°Girdle: MediumPavilion 39.9°Culet: NoneDepth 71.2%

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: Oct 30
Current: $5,686 AUD|Low: $4,139 AUD|High: $9,235 AUD|Avg: $6,033 AUD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5$4,164 AUD
Retailer 6$4,911 AUD
Retailer 7$5,037 AUD
Retailer 1$5,686 AUD
Retailer 4$5,994 AUD
Retailer 3$6,707 AUD
Retailer 2$9,127 AUD

40 data points across 7 retailers

15 retailers$4,164 AUD to $9,507 AUD

A
Cheapest Retailer
-
$4,164 AUD
₹278,599 INR
A
Retailer 2
-
$4,845 AUD
$3,403 USD
View
A
Retailer 3
-
$4,847 AUD
$3,405 USD
View
Retailer 4
-
$4,911 AUD
$3,450 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$5,037 AUD
$3,538 USD
View
Final sale: no returns
A
Retailer 6
-
$5,250 AUD
$3,688 USD
View
A
Retailer 7
-
$5,457 AUD
$3,833 USD
View
A
Retailer 8
-
$5,457 AUD
$3,833 USD
View
A
Retailer 9
-
$5,667 AUD
$3,981 USD
View
A
Retailer 10
-
$5,686 AUD
£3,145 GBP
View
A
Retailer 11
-
$5,994 AUD
€4,010 EUR
View
B+
Retailer 12
-
$6,297 AUD
$4,423 USD
View
B+
Retailer 13
-
$6,707 AUD
ZAR 76,117 ZAR
View
B
Retailer 14
-
$9,127 AUD
£5,048 GBP
View
Most Expensive
B
NZ Jewellers
7c6a6e3b-b21d-41fc-be30-5400171bc1f7 · Oct 30
$9,507 AUD
$6,678 USD
View
14 more retailers have this diamond
Prices start from $4,164 AUDSave up to $5,342 AUD

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
1.55ct Princess
$4,164 AUD