Which is cheaper, the Lum-Tec B66 Day Date or the DOXA SUB 300?

At MSRP the Lum-Tec B66 Day Date is the cheaper of the two at $545, against $2,890 for the DOXA SUB 300 — a $2,345 gap before any retailer discounting.

Which is bigger, the Lum-Tec B66 Day Date or the DOXA SUB 300?

The Lum-Tec B66 Day Date wears larger at 44mm versus 42.5mm for the DOXA SUB 300 — a 1.5mm difference across the dial.

Which has better water resistance, the Lum-Tec B66 Day Date or the DOXA SUB 300?

The DOXA SUB 300 is rated to 300m versus 100m for the Lum-Tec B66 Day Date.

Which has a longer power reserve, the Lum-Tec B66 Day Date or the DOXA SUB 300?

The Lum-Tec B66 Day Date carries a 40-hour power reserve against 38 hours on the DOXA SUB 300.

Side by side

Lum-Tec B66 Day DatevsDOXA SUB 300

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Lum-Tec B66 Day Date

b66-day-date

MSRP $545

DOXA SUB 300

sub-300-aquamarine

MSRP $2,890

At a glance

15 of 29 specs differ

Diameter

B66 Day Date44mm

SUB 30042.5mm

Power Reserve

B66 Day Date40h

SUB 30038h

Water Resistance

B66 Day Date100m

SUB 300300m

MSRP

B66 Day Date$545

SUB 300$2,890

Full specifications

Case

7 specs

Crystal & Dial

5 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

Domed

AR Coating

Inner

Yes

Dial Color

Standard

Aquamarine

Lume

None

Super-LumiNova

Movement

2 specs

Caliber

—

COSC Chronometer

Power Reserve

40h

38h

Pricing

1 specs

MSRP

$545

$2,890

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Lum-Tec B66 Day DatevsDOXA SUB 300

At a glance

Full specifications

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