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Princess|Natural|GIA

1.20ct G SI1 Princess Natural Diamond

EX • G/SI1 • GIA 6247025618

Certificate GIA 6247025618

Diamond specifications and retailer prices

From £1,423 GBP
HK$14,900 HKD
As of October 30, 2026
Save £2,643 GBP (65%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,066 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6247025618. Listed at 11 retailers as of October 30, 2026, with prices from £1,423 to £4,066, a £2,643 spread on the same certified stone. NZ Jewellers lists it at £4,066. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle61.67°
OriginNatural
Grading LabGIA
CertificateGIA 6247025618
Dimensions5.64 × 5.63 × 4.16 mm
L/W Ratio1.00
Key to symbols
Crystal, Feather, Needle
Top View
5.64 mm5.63 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6247025618
Side View
Table 73.0%CrownGirdle: ThickPavilion 61.67°Culet: NoneDepth 73.7%

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 30
Current: £4,066 GBP|Low: £1,423 GBP|High: £4,391 GBP|Avg: £2,467 GBP|-7.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 7£1,423 GBP
Retailer 3£1,717 GBP
Retailer 10£1,817 GBP
Retailer 8£1,945 GBP
Retailer 9£1,992 GBP
Retailer 4£2,020 GBP
Retailer 2£2,439 GBP
Retailer 6£2,954 GBP
Retailer 5£3,425 GBP
NZ Jewellers£4,066 GBP

40 data points across 10 retailers

11 retailers£1,423 GBP to £4,066 GBP

A
Cheapest Retailer
-
£1,423 GBP
HK$14,900 HKD
A
Retailer 2
-
£1,717 GBP
€2,191 EUR
View
A
Retailer 3
-
£1,817 GBP
$2,435 USD
View
B+
Retailer 4
-
£1,945 GBP
$2,606 USD
View
B+
Retailer 5
-
£1,992 GBP
SGD 3,607 SGD
View
B+
Retailer 6
-
£2,020 GBP
$2,706 USD
View
B+
Retailer 7
-
£2,124 GBP
A$4,378 AUD
View
B+
Retailer 8
-
£2,439 GBP
€3,113 EUR
View
B
Retailer 9
-
£2,954 GBP
€3,770 EUR
View
B
Retailer 10
-
£3,425 GBP
View
Most Expensive
B
NZ Jewellers
0e0db826-da51-406a-a42f-28d5d409be56 · Oct 30
£4,066 GBP
$5,448 USD
View
10 more retailers have this diamond
Prices start from £1,423 GBPSave up to £2,643 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
£1,423 GBP