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Princess|Natural|GIA

1.23ct G SI1 Princess Natural Diamond

EX • G/SI1 • GIA 6452690948

Certificate GIA 6452690948

Diamond specifications and retailer prices

From £3,101 GBP
As of November 6, 2026
Save £761 GBP (20%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,862 GBP at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 1.23ct natural princess diamond

This 1.23ct natural princess sits in the classic one-carat band, graded G 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 6452690948. Listed at 4 retailers as of November 5, 2026, with prices from £3,101 to £3,862, a £761 spread on the same certified stone. 77 Diamonds lists it at £3,862. 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

1.23
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6452690948
Dimensions5.97 × 5.96 × 4.21 mm
L/W Ratio1.00
Top View
5.97 mm5.96 mm1.23 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6452690948
Side View
Table 73.0%CrownGirdle: ThinPavilionCulet: NoneDepth 70.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: £3,862 GBP|Low: £3,101 GBP|High: £3,915 GBP|Avg: £3,440 GBP|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 3£3,101 GBP
Retailer 4£3,282 GBP
Retailer 2£3,493 GBP
77 Diamonds£3,862 GBP

32 data points across 4 retailers

4 retailers£3,101 GBP to £3,862 GBP

B
Cheapest Retailer
-
£3,101 GBP
B
Retailer 2
-
£3,282 GBP
View
B
Retailer 3
-
£3,493 GBP
View
Most Expensive
B
77 Diamonds
PRIJVXUXKESR · Nov 5
£3,862 GBP
View
3 more retailers have this diamond
Prices start from £3,101 GBPSave up to £761 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
1.23ct Princess
£3,101 GBP