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Princess|Natural|GIA

1.51ct H SI1 Princess Natural Diamond

EX • H/SI1 • GIA 1568481656

Certificate GIA 1568481656

Diamond specifications and retailer prices

From $6,335 NZD
$3,564 USD
As of October 31, 2026
Save $5,379 NZD (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $11,714 NZD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded H 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 1568481656. Listed at 15 retailers as of October 27, 2026, with prices from $6,335 to $11,714, a $5,379 spread on the same certified stone. Wholesale Diamonds Direct lists it at $11,714. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle22.8°
Pavilion angle39.74°
OriginNatural
Grading LabGIA
CertificateGIA 1568481656
Dimensions6.41 × 6.30 × 4.53 mm
L/W Ratio1.02
Culet sizeNone
Top View
6.41 mm6.30 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1568481656
Side View
Table 72.0%Crown 22.8°Girdle: MED-STKPavilion 39.74°Culet: NDepth 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: Oct 31
Current: $8,155 NZD|Low: $6,335 NZD|High: $11,714 NZD|Avg: $8,212 NZD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Wholesale Diamonds Direct
November 2, 2026
Retailer 4$6,335 NZD
Retailer 13$6,434 NZD
Retailer 3$6,768 NZD
Retailer 9$6,843 NZD
Retailer 8$6,867 NZD
Retailer 2$6,915 NZD
Retailer 6$7,383 NZD
Retailer 11$8,035 NZD
Retailer 5$8,108 NZD
Retailer 1$8,155 NZD
Retailer 7$9,885 NZD
Retailer 12$10,682 NZD
Retailer 10$11,352 NZD
Wholesale Diamonds Direct$11,714 NZD

26 data points across 14 retailers

15 retailers$6,335 NZD to $11,714 NZD

A
Cheapest Retailer
-
$6,335 NZD
$3,564 USD
A
Retailer 2
-
$6,434 NZD
$3,620 USD
View
A
Retailer 3
-
$6,452 NZD
SGD 4,906 SGD
View
A
Retailer 4
-
$6,768 NZD
$3,808 USD
View
A
Retailer 5
-
$6,843 NZD
$3,850 USD
View
A
Retailer 6
-
$6,867 NZD
$3,864 USD
View
A
Retailer 7
-
$6,915 NZD
SGD 5,258 SGD
View
A
Retailer 8
-
$7,383 NZD
£3,271 GBP
View
B+
Retailer 9
-
$8,035 NZD
$4,521 USD
View
B+
Retailer 10
-
$8,108 NZD
$4,562 USD
View
B+
Retailer 11
-
$8,155 NZD
€4,370 EUR
View
B+
Retailer 12
-
$9,885 NZD
$5,562 USD
View
B
Retailer 13
-
$10,682 NZD
$6,010 USD
View
B+
Retailer 14
-
$11,352 NZD
$6,387 USD
View
Most Expensive
B
Wholesale Diamonds Direct
515662370 · Oct 27
$11,714 NZD
$6,591 USD
View
14 more retailers have this diamond
Prices start from $6,335 NZDSave up to $5,379 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
$6,335 NZD