Round|Natural|GIA

1.54ct E IF Round Natural Diamond

EX • E/IF • GIA 6405817115

Certificate GIA 6405817115

Diamond specifications and retailer prices

From £12,586 GBP
CA$23,279 CAD
As of October 22, 2026
Save £3,022 GBP (19%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £20,852 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 1.54ct natural round diamond

This 1.54ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6405817115. Listed at 8 retailers as of October 22, 2026, with a relatively tight 24% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6405817115
Dimensions7.32 × 7.37 × 4.58 mm
L/W Ratio1.01
Top View
7.32 mm7.37 mm1.54 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6405817115
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

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: Oct 22
Current: £20,852 GBP|Low: £12,586 GBP|High: £20,991 GBP|Avg: £15,148 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 23, 2026
Retailer 5£12,586 GBP
Retailer 4£13,994 GBP
Retailer 6£13,994 GBP
Retailer 2£14,077 GBP
Retailer 3£15,575 GBP
Retailer 7£15,608 GBP
MOH London£20,852 GBP

36 data points across 7 retailers

8 retailers£12,586 GBP to £15,608 GBP

A
Cheapest Retailer
-
£12,586 GBP
CA$23,279 CAD
A
Retailer 2
-
£13,994 GBP
$18,635 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
£13,994 GBP
$18,635 USD
View
A
Retailer 4
-
£14,077 GBP
View
A
Retailer 5
-
£15,575 GBP
€19,753 EUR
View
Price last confirmed 7 days ago
A
Retailer 6
-
£15,608 GBP
$20,785 USD
View
A
Retailer 7
-
£15,636 GBP
$20,822 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
05CE8D4BD · Oct 21
£20,852 GBP
View
Price last confirmed 8 days ago
7 more retailers have this diamond
Prices start from £12,586 GBPSave up to £3,022 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
1.54ct Round
£12,586 GBP