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Princess|Natural|GIA

1.70ct J IF Princess Natural Diamond

EX • J/IF • GIA 1557077851

Certificate GIA 1557077851

Diamond specifications and retailer prices

From £4,387 GBP
As of November 5, 2026
Save £4,026 GBP (48%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £8,413 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.7ct natural princess diamond

This 1.7ct natural princess sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1557077851. Listed at 19 retailers as of November 5, 2026, with prices from £4,387 to £8,413, a £4,026 spread on the same certified stone. NZ Jewellers lists it at £8,413. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
J
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.06°
OriginNatural
Grading LabGIA
CertificateGIA 1557077851
Dimensions6.50 × 6.36 × 4.62 mm
L/W Ratio1.02
Culet sizeNone
Top View
6.50 mm6.36 mm1.70 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1557077851
Side View
Table 71.0%Crown 48.06°GirdlePavilionCulet: NoneDepth 72.5%

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: Nov 5
Current: £8,413 GBP|Low: £4,387 GBP|High: £9,026 GBP|Avg: £5,497 GBP|-6.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 5£4,387 GBP
Retailer 18£4,442 GBP
Retailer 2£4,514 GBP
Retailer 7£4,642 GBP
Retailer 9£4,643 GBP
Retailer 15£4,666 GBP
Retailer 12£4,777 GBP
Retailer 3£5,030 GBP
Retailer 16£5,107 GBP
Retailer 4£5,148 GBP
Retailer 6£5,149 GBP
Retailer 10£5,237 GBP
Retailer 11£5,465 GBP
Retailer 17£5,804 GBP
Retailer 13£6,137 GBP
Retailer 8£6,654 GBP
Retailer 14£7,411 GBP
NZ Jewellers£8,413 GBP

24 data points across 18 retailers

19 retailers£4,387 GBP to £8,413 GBP

B+
Cheapest Retailer
-
£4,387 GBP
B+
Retailer 2
-
£4,442 GBP
View
B+
Retailer 3
-
£4,514 GBP
View
B+
Retailer 4
-
£4,642 GBP
View
Final sale: no returns
Retailer 5
-
£4,643 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£4,666 GBP
View
B+
Retailer 7
-
£4,777 GBP
View
B+
Retailer 8
-
£5,030 GBP
View
B+
Retailer 9
-
£5,107 GBP
View
B+
Retailer 10
-
£5,148 GBP
View
B+
Retailer 11
-
£5,149 GBP
View
Retailer 12
-
£5,237 GBP
View
Price last confirmed 15 days ago
B+
Retailer 13
-
£5,465 GBP
View
B
Retailer 14
-
£5,780 GBP
View
B+
Retailer 15
-
£5,804 GBP
View
B
Retailer 16
-
£6,137 GBP
View
B
Retailer 17
-
£6,654 GBP
View
B
Retailer 18
-
£7,411 GBP
View
Most Expensive
B
NZ Jewellers
b6043ed9-1cb5-40f6-8290-26a89f30c0ad · Nov 5
£8,413 GBP
$11,323 USD
View
18 more retailers have this diamond
Prices start from £4,387 GBPSave up to £4,026 GBP

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+
1.70ct Princess
£4,387 GBP