Princess|Natural|GIA

1.20ct G I1 Princess Natural Diamond

ID • G/I1 • GIA 6421864790

Certificate GIA 6421864790

Diamond specifications and retailer prices

From £1,234 GBP
₹157,525 INR
As of October 28, 2026
Save £2,187 GBP (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,422 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural princess diamond

This 1.2ct natural princess sits in the classic one-carat band, graded G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6421864790. Listed at 11 retailers as of October 28, 2026, with prices from £1,234 to £3,422, a £2,187 spread on the same certified stone. NZ Jewellers lists it at £3,422. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
G
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6421864790
Dimensions5.64 × 5.62 × 4.30 mm
L/W Ratio1.00
Top View
5.64 mm5.62 mm1.20 ctG / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6421864790
Side View
Table 68.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 76.6%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: £2,045 GBP|Low: £1,227 GBP|High: £2,071 GBP|Avg: £1,663 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 2£1,234 GBP
Retailer 5£1,478 GBP
Retailer 3£1,511 GBP
Retailer 6£1,637 GBP
Retailer 4£1,720 GBP
Retailer 7£2,042 GBP
Retailer 1£2,045 GBP

31 data points across 7 retailers

11 retailers£1,234 GBP to £3,422 GBP

A
Cheapest Retailer
-
£1,234 GBP
₹157,525 INR
A
Retailer 2
-
£1,478 GBP
$1,981 USD
View
B+
Retailer 3
-
£1,511 GBP
$2,025 USD
View
Final sale: no returns
B+
Retailer 4
-
£1,637 GBP
$2,193 USD
View
B+
Retailer 5
-
£1,637 GBP
$2,193 USD
View
B+
Retailer 6
-
£1,713 GBP
$2,295 USD
View
B+
Retailer 7
-
£1,720 GBP
$2,305 USD
View
B+
Retailer 8
-
£1,889 GBP
$2,531 USD
View
Retailer 9
-
£1,980 GBP
$2,653 USD
View
Price last confirmed 60 days ago
B
Retailer 10
-
£2,045 GBP
€2,610 EUR
View
Most Expensive
B
NZ Jewellers
b8bf1310-99f5-4829-90f9-5035d4a04a69 · Oct 30
£3,422 GBP
$4,585 USD
View
10 more retailers have this diamond
Prices start from £1,234 GBPSave up to £2,187 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
£1,234 GBP