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Princess|Natural|GIA

1.20ct I SI2 Princess Natural Diamond

EX • I/SI2 • GIA 6212903724

Certificate GIA 6212903724

Diamond specifications and retailer prices

From £1,624 GBP
As of November 6, 2026
Save £808 GBP (33%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,432 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.2ct natural princess diamond

This 1.2ct natural princess sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6212903724. Listed at 5 retailers as of November 6, 2026, with prices from £1,624 to £2,432, a £808 spread on the same certified stone. 77 Diamonds lists it at £2,432. 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

1.20
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6212903724
Dimensions5.76 × 5.72 × 4.16 mm
L/W Ratio1.01
Top View
5.76 mm5.72 mm1.20 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6212903724
Side View
Table 70.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 72.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £2,432 GBP|Low: £1,602 GBP|High: £2,459 GBP|Avg: £2,021 GBP|+1.3%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 3£1,624 GBP
Retailer 2£1,996 GBP
77 Diamonds£2,432 GBP

36 data points across 3 retailers

5 retailers£1,624 GBP to £2,432 GBP

A
Cheapest Retailer
-
£1,624 GBP
B+
Retailer 2
-
£1,736 GBP
View
B+
Retailer 3
-
£1,996 GBP
View
Retailer 4
-
£1,996 GBP
View
Price last confirmed 16 days ago
Most Expensive
B
77 Diamonds
PRIZASANQZJ4 · Nov 6
£2,432 GBP
View
4 more retailers have this diamond
Prices start from £1,624 GBPSave up to £808 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.

A
1.20ct Princess
£1,624 GBP