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Princess|Natural|GIA

1.70ct F SI1 Princess Natural Diamond

EX • F/SI1 • GIA 1152537658

Certificate GIA 1152537658

Diamond specifications and retailer prices

From £7,017 GBP
$9,417 USD
As of November 2, 2026
Save £2,150 GBP (23%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £9,167 GBP at 77 Diamonds · As of November 3, 2026
View at 77 Diamonds

About this 1.7ct natural princess diamond

This 1.7ct natural princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1152537658. Listed at 6 retailers as of November 2, 2026, with prices from £7,017 to £9,167, a £2,150 spread on the same certified stone. 77 Diamonds lists it at £9,167. 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

1.70
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1152537658
Dimensions6.59 × 6.40 × 4.69 mm
L/W Ratio1.03
Top View
6.59 mm6.40 mm1.70 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1152537658
Side View
Table 70.0%CrownGirdle: VTN-VTKPavilionCulet: NoneDepth 73.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £9,167 GBP|Low: £6,930 GBP|High: £9,304 GBP|Avg: £8,123 GBP|-0.4%
77 Diamonds
Retailer 2
November 3, 2026
Retailer 2£7,017 GBP
77 Diamonds£9,167 GBP

34 data points across 2 retailers

6 retailers£7,017 GBP to £9,167 GBP

B+
Cheapest Retailer
-
£7,017 GBP
$9,417 USD
B
Retailer 2
-
£7,292 GBP
$9,786 USD
View
B
Retailer 3
-
£7,374 GBP
$9,895 USD
View
B
Retailer 4
-
£7,472 GBP
A$15,426 AUD
View
B
Retailer 5
-
£7,590 GBP
$10,185 USD
View
Most Expensive
B
77 Diamonds
PRIMBYPPAYEMF · Nov 3
£9,167 GBP
View
5 more retailers have this diamond
Prices start from £7,017 GBPSave up to £2,150 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
£7,017 GBP