CaratHunter
Plans
Princess|Natural|GIA

1.54ct D SI1 Princess Natural Diamond

ID • D/SI1 • GIA 5

Certificate GIA 5

Diamond specifications and retailer prices

From £7,780 GBP
$10,424 USD
As of October 31, 2026
Save £2,000 GBP (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £9,780 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.54ct natural princess diamond

This 1.54ct natural princess sits in the one-and-a-half to two carat band, graded D 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. Listed at 3 retailers as of October 31, 2026, with prices from £7,780 to £9,780, a £2,000 spread on the same certified stone. Blue Nile lists it at £9,780. 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

1.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5
Dimensions6.59 × 6.52 × 4.61 mm
L/W Ratio1.01
Top View
6.59 mm6.52 mm1.54 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5
Side View
Table 70.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 70.6%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £9,780 GBP|Low: £7,687 GBP|High: £9,780 GBP|Avg: £8,633 GBP
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2£7,780 GBP
Retailer 3£8,469 GBP
Blue Nile£9,780 GBP

3 data points across 3 retailers

3 retailers£7,780 GBP to £9,780 GBP

B
Cheapest Retailer
-
£7,780 GBP
$10,424 USD
B
Retailer 2
-
£8,469 GBP
$11,348 USD
View
Most Expensive
B
Blue Nile
5630483 · Oct 31
£9,780 GBP
$13,104 USD
View
2 more retailers have this diamond
Prices start from £7,780 GBPSave up to £2,000 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
1.54ct Princess
£7,780 GBP