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Round|Natural|GIA

1.20ct L IF Round Natural Diamond

EX • L/IF • GIA 6555715921

Certificate GIA 6555715921

Diamond specifications and retailer prices

From £1,453 GBP
As of November 6, 2026
Save £927 GBP (39%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £4,040 GBP at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded L colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6555715921. Listed at 12 retailers as of November 5, 2026, with a 64% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
L
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6555715921
Dimensions6.76 × 6.80 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.76 mm6.80 mm1.20 ctL / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555715921
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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: Nov 6
Current: £1,453 GBP|Low: £1,449 GBP|High: £2,404 GBP|Avg: £1,976 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1£1,453 GBP
Retailer 7£1,755 GBP
Retailer 8£1,893 GBP
Retailer 3£1,924 GBP
Retailer 9£1,938 GBP
Retailer 4£2,051 GBP
Retailer 2£2,054 GBP
Retailer 5£2,273 GBP
Retailer 6£2,380 GBP

36 data points across 9 retailers

12 retailers£1,453 GBP to £2,380 GBP

A
Cheapest Retailer
-
£1,453 GBP
A
Retailer 2
-
£1,755 GBP
View
B+
Retailer 3
-
£1,893 GBP
View
B+
Retailer 4
-
£1,924 GBP
View
Retailer 5
-
£1,933 GBP
View
Price last confirmed 43 days ago
B+
Retailer 6
-
£1,938 GBP
View
B+
Retailer 7
-
£2,051 GBP
View
B+
Retailer 8
-
£2,054 GBP
View
Retailer 9
-
£2,230 GBP
View
Price last confirmed 45 days ago
B+
Retailer 10
-
£2,273 GBP
View
B
Retailer 11
-
£2,380 GBP
View
Most Expensive
NZ Jewellers
bd1b542f-df70-4aef-8d8f-fa6a5ab909e4 · Sep 25
£4,040 GBP
$5,437 USD
View
Price last confirmed 42 days ago
11 more retailers have this diamond
Prices start from £1,453 GBPSave up to £927 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 Round
£1,453 GBP