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Round|Natural|GIA

1.42ct E IF Round Natural Diamond

EX • E/IF • GIA 1505403668

Certificate GIA 1505403668

Diamond specifications and retailer prices

From £7,031 GBP
As of November 2, 2026
Save £10,977 GBP (61%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £18,008 GBP at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 1.42ct natural round diamond

This 1.42ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1505403668. Listed at 18 retailers as of November 2, 2026, with prices from £7,031 to £18,008, a £10,977 spread on the same certified stone. Diamond Quarter lists it at £18,008. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1505403668
Dimensions7.16 × 7.12 × 4.50 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Top View
7.16 mm7.12 mm1.42 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1505403668
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A+
Exceptional
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 2
Current: £8,065 GBP|Low: £6,787 GBP|High: £13,154 GBP|Avg: £9,306 GBP|-6.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 4, 2026
Retailer 2£7,031 GBP
Retailer 13£7,746 GBP
Retailer 10£7,778 GBP
Retailer 14£7,839 GBP
Retailer 1£8,065 GBP
Retailer 7£8,267 GBP
Retailer 5£8,382 GBP
Retailer 6£8,491 GBP
Retailer 12£9,082 GBP
Retailer 8£9,533 GBP
Retailer 3£10,479 GBP
Retailer 11£10,941 GBP
Retailer 9£11,861 GBP
Retailer 4£12,657 GBP

30 data points across 14 retailers

18 retailers£7,031 GBP to £18,008 GBP

A+
Cheapest Retailer
-
£7,031 GBP
A
Retailer 2
-
£7,746 GBP
View
A+
Retailer 3
-
£7,778 GBP
View
A
Retailer 4
-
£7,839 GBP
View
A+
Retailer 5
-
£8,065 GBP
View
A
Retailer 6
-
£8,267 GBP
View
A
Retailer 7
-
£8,382 GBP
View
Final sale: no returns
Retailer 8
-
£8,491 GBP
View
Price last confirmed 31 days ago
Retailer 9
-
£8,548 GBP
View
Price last confirmed 19 days ago
Retailer 10
-
£8,560 GBP
View
Price last confirmed 100 days ago
Retailer 11
-
£9,082 GBP
View
Price last confirmed 13 days ago
Retailer 12
-
£9,402 GBP
View
Price last confirmed 20 days ago
A
Retailer 13
-
£9,533 GBP
View
Retailer 14
-
£10,479 GBP
View
Price last confirmed 14 days ago
Retailer 15
-
£10,941 GBP
View
Price last confirmed 13 days ago
A
Retailer 16
-
£11,861 GBP
View
Retailer 17
-
£12,657 GBP
View
Price last confirmed 15 days ago
Most Expensive
B
Diamond Quarter
1.42IFE1568D5C6N · Nov 2
£18,008 GBP
View
17 more retailers have this diamond
Prices start from £7,031 GBPSave up to £10,977 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+
1.42ct Round
£7,031 GBP