Princess|Natural|IGI

1.51ct I SI2 Princess Natural Diamond

VG • I/SI2 • IGI 483105789

Shape and cutting style on the report: Rectangular princess

Certificate IGI 483105789

Diamond specifications and retailer prices

From $4,712 USD
As of October 31, 2026
Save $6,061 USD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,773 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 483105789. Listed at 18 retailers as of October 31, 2026, with prices from $4,712 to $10,773, a $6,061 spread on the same certified stone. NZ Jewellers lists it at $10,773. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
I
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle52.6°
Pavilion angle38.2°
OriginNatural
Grading LabIGI
CertificateIGI 483105789
Dimensions6.54 × 6.04 × 4.48 mm
L/W Ratio1.08
Culet sizePointed
Top View
6.54 mm6.04 mm1.51 ctI / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 483105789
Side View
Table 74.5%Crown 52.6°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 74.2%

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: Oct 31
Current: $6,249 USD|Low: $4,700 USD|High: $9,603 USD|Avg: $6,474 USD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$4,712 USD
Retailer 9$5,421 USD
Retailer 6$5,600 USD
Retailer 7$5,617 USD
Retailer 8$5,945 USD
Retailer 1$6,249 USD
Retailer 10$6,441 USD
Retailer 3$6,998 USD
Retailer 2$7,432 USD
Retailer 4$9,489 USD

42 data points across 10 retailers

18 retailers$4,712 USD to $10,773 USD

B+
Cheapest Retailer
-
$4,712 USD
B
Retailer 2
-
$5,421 USD
View
Retailer 3
-
$5,600 USD
View
Price last confirmed 16 days ago
B
Retailer 4
-
$5,617 USD
View
B
Retailer 5
-
$5,861 USD
View
B
Retailer 6
-
$5,945 USD
View
Final sale: no returns
B
Retailer 7
-
$6,249 USD
View
Retailer 8
-
$6,441 USD
View
Price last confirmed 45 days ago
B
Retailer 9
-
$6,441 USD
View
Retailer 10
-
$6,441 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$6,441 USD
View
B
Retailer 12
-
$6,599 USD
View
B
Retailer 13
-
$6,998 USD
View
Retailer 14
-
$7,432 USD
View
Price last confirmed 43 days ago
B
Retailer 15
-
$7,432 USD
View
C
Retailer 16
-
$9,489 USD
View
Retailer 17
-
$10,773 USD
View
Price last confirmed 46 days ago
Most Expensive
C
NZ Jewellers
7ab1fb38-6594-480f-aaaa-66f0a9e9838b · Nov 5
$10,773 USD
View
17 more retailers have this diamond
Prices start from $4,712 USDSave up to $6,061 USD

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
$4,712 USD