Which is cheaper, the Lum-Tec B66 Day Date or the Spinnaker Fleuss Pearl Diver Nessie?

At MSRP the Spinnaker Fleuss Pearl Diver Nessie is the cheaper of the two at $425, against $545 for the Lum-Tec B66 Day Date — a $120 gap before any retailer discounting.

Which is bigger, the Lum-Tec B66 Day Date or the Spinnaker Fleuss Pearl Diver Nessie?

The Lum-Tec B66 Day Date wears larger at 44mm versus 43mm for the Spinnaker Fleuss Pearl Diver Nessie — a 1mm difference across the dial.

Which has better water resistance, the Lum-Tec B66 Day Date or the Spinnaker Fleuss Pearl Diver Nessie?

The Spinnaker Fleuss Pearl Diver Nessie is rated to 150m versus 100m for the Lum-Tec B66 Day Date.

Side by side

Lum-Tec B66 Day DatevsSpinnaker Fleuss Pearl Diver Nessie

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

Spinnaker Fleuss Pearl Diver Nessie

fleuss-automatic-nessie-pearl-diver-limited-edition-nessie-blue-sp-5168-01

MSRP $425

At a glance

10 of 29 specs differ

Diameter

B66 Day Date44mm

Fleuss Pearl Diver Nessie43mm

Power Reserve

B66 Day Date40h

Fleuss Pearl Diver Nessie40h

Water Resistance

B66 Day Date100m

Fleuss Pearl Diver Nessie150m

MSRP

B66 Day Date$545

Fleuss Pearl Diver Nessie$425

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Standard

Blue

Movement

1 specs

Caliber

—

SII NH35A

Pricing

1 specs

MSRP

$545

$425

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