Side by side
Grand Seiko SBGD223vsLongines SPIRIT ZULU TIME 1925
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
21 of 29 specs differDiameter
SBGD22344.5mm
SPIRIT ZULU TIME 192539mm
Power Reserve
SBGD223192h
SPIRIT ZULU TIME 192572h
Water Resistance
SBGD223100m
SPIRIT ZULU TIME 1925100m
MSRP
SBGD223$320,000
SPIRIT ZULU TIME 1925$4,700
Full specifications
Case
8 specsCategory
Chronograph
GMT
Diameter
44.5mm
39mm
Thickness
14.4mm
13.5mm
Lug-to-Lug
52mm
46.8mm
Lug Width
23mm
21mm
Material
Platinum
Gold
Finish
Brushed and polished
—
Caseback
Solid
Transparent case back with sapphire crystal
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Yes
Both sides
Indices
Applied
Applied Arabic numerals
Lume
None
Super-LumiNova
Movement
8 specsCaliber
9R01
L844.4
Type
Spring Drive
Automatic
Beat Rate
28,800 vph
25,200 vph
Power Reserve
192h
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date, 24 hours hand with time zone mechanism
Pricing
1 specsMSRP
$320,000
$4,700
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