Which is cheaper, the Lum-Tec B64 Chronograph or the Longines SPIRIT ZULU TIME 1925?

At MSRP the Lum-Tec B64 Chronograph is the cheaper of the two at $545, against $4,700 for the Longines SPIRIT ZULU TIME 1925 — a $4,155 gap before any retailer discounting.

Which is bigger, the Lum-Tec B64 Chronograph or the Longines SPIRIT ZULU TIME 1925?

The Lum-Tec B64 Chronograph wears larger at 44mm versus 39mm for the Longines SPIRIT ZULU TIME 1925 — a 5mm difference across the dial.

Which has a longer power reserve, the Lum-Tec B64 Chronograph or the Longines SPIRIT ZULU TIME 1925?

The Longines SPIRIT ZULU TIME 1925 carries a 72-hour power reserve against 40 hours on the Lum-Tec B64 Chronograph.

Side by side

Lum-Tec B64 ChronographvsLongines SPIRIT ZULU TIME 1925

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

Lum-Tec B64 Chronograph

b64-chronograph

MSRP $545

Longines SPIRIT ZULU TIME 1925

L3.803.5.53.6

MSRP $4,700

At a glance

22 of 29 specs differ

Diameter

B64 Chronograph44mm

SPIRIT ZULU TIME 192539mm

Power Reserve

B64 Chronograph40h

SPIRIT ZULU TIME 192572h

Water Resistance

B64 Chronograph100m

SPIRIT ZULU TIME 1925100m

MSRP

B64 Chronograph$545

SPIRIT ZULU TIME 1925$4,700

Full specifications

Case

8 specs

Crystal & Dial

6 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

—

AR Coating

Inner

Both sides

Dial Color

Standard

Black

Indices

Applied

Applied Arabic numerals

Lume

None

Super-LumiNova

Movement

7 specs

Caliber

—

L844.4

Beat Rate

28,800 vph

25,200 vph

Power Reserve

40h

72h

Jewels

Hacking

Yes

Hand-winding

Yes

Complications

None

Hours, minutes, seconds and date, 24 hours hand with time zone mechanism

Pricing

1 specs

MSRP

$545

$4,700

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