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Princess|Natural|GIA

1.51ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 6522970143

Certificate GIA 6522970143

Diamond specifications and retailer prices

From $7,964 NZD
As of November 5, 2026
Save $9,088 NZD (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $17,052 NZD 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522970143. Listed at 20 retailers as of November 5, 2026, with prices from $7,964 to $17,052, a $9,088 spread on the same certified stone. NZ Jewellers lists it at $17,052. 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
SymmetryExcellent
FluorescenceNone
Crown angle23.6°
Pavilion angle39.98°
OriginNatural
Grading LabGIA
CertificateGIA 6522970143
Dimensions6.29 × 6.28 × 4.51 mm
L/W Ratio1.00
Top View
6.29 mm6.28 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522970143
Side View
Table 74.0%Crown 23.6°Girdle: STK-THKPavilion 39.98°Culet: NoneDepth 71.8%

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 5
Current: $8,442 NZD|Low: $7,385 NZD|High: $16,432 NZD|Avg: $10,789 NZD|+8.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$8,054 NZD
Retailer 1$8,442 NZD
Retailer 10$8,675 NZD
Retailer 3$9,236 NZD
Retailer 5$9,847 NZD
Retailer 11$10,250 NZD
Retailer 7$10,555 NZD
Retailer 9$11,249 NZD
Retailer 4$11,361 NZD
Retailer 6$12,438 NZD
Retailer 8$16,194 NZD

46 data points across 11 retailers

20 retailers$7,964 NZD to $17,052 NZD

A
Cheapest Retailer
-
$7,964 NZD
A
Retailer 2
-
$8,054 NZD
View
B+
Retailer 3
-
$8,403 NZD
View
B+
Retailer 4
-
$8,442 NZD
View
Final sale: no returns
B+
Retailer 5
-
$8,675 NZD
View
B+
Retailer 6
-
$8,677 NZD
View
B+
Retailer 7
-
$9,144 NZD
View
Retailer 8
-
$9,236 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$9,236 NZD
View
B+
Retailer 10
-
$9,236 NZD
View
B+
Retailer 11
-
$9,483 NZD
View
B+
Retailer 12
-
$9,847 NZD
View
B+
Retailer 13
-
$10,123 NZD
View
Retailer 14
-
$10,250 NZD
View
Price last confirmed 19 days ago
B+
Retailer 15
-
$10,555 NZD
View
B
Retailer 16
-
$11,292 NZD
View
B+
Retailer 17
-
$11,361 NZD
View
B+
Retailer 18
-
$12,438 NZD
View
B
Retailer 19
-
$16,194 NZD
View
Most Expensive
B
NZ Jewellers
5274aeab-c718-48bf-9f4e-8a8ecabfa146 · Nov 5
$17,052 NZD
$9,453 USD
View
19 more retailers have this diamond
Prices start from $7,964 NZDSave up to $9,088 NZD

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
$7,964 NZD