Decimal Time

Forerunner 55 with just the Decimal time showing

Fenix 8 with Decimal and 'Normal' time showing one above the other (Decimal time above)

MARC 2 showing settings menu with the Style set to one above the other

Venu 3 with Decimal and 'Normal' time showing side by side (Decimal to the left)

Approach S70 with Decimal and 'Normal' time showing angled (Decimal to the left and above)

Forerunner 165 with Decimal time full size and 'Normal' inset

Venu 2 Square with 'Normal' time full size and Decimal inset

Venu 2 with just the 'Normal' time showing

Decimal time is shown in blue, there are 100 hours per day, 100 minutes per hour and 100 seconds per minute.
'Normal' time is shown in green.

The Decimal time calendar has 10 days per week and 365 days per year with leap year.

For more information on Decimal tim see: https://www.decimal-time.org/

Settings

Style options:

Decimal only (default)

One above the other (Decimal above)

Side by side (Decimal on the left)

Angled (Decimal on the left and above)

Angled (Decimal on the left and below)

Inset (Decimal as main face and 'Normal' inset)

Inset ('Normal' as main face and Decimal inset)

'Normal' only

Show seconds options:

On

Off (default)