Side by side
Lum-Tec B64 ChronographvsGrand Seiko SLGW003
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
B64 Chronograph44mm
SLGW00338.6mm
Power Reserve
B64 Chronograph40h
SLGW00380h
Water Resistance
B64 Chronograph100m
SLGW00330m
MSRP
B64 Chronograph$545
SLGW003$11,600
Full specifications
Case
7 specsCategory
Chronograph
Dress
Diameter
44mm
38.6mm
Thickness
—
9.95mm
Lug-to-Lug
51.5mm
45mm
Lug Width
22mm
20mm
Material
Titanium (DLC coated)
Titanium
Water Resistance
100m
30m
Crystal & Dial
3 specsCrystal
Domed Sapphire
Sapphire
AR Coating
Inner
Yes
Dial Color
Standard
Black
Movement
3 specsCaliber
—
9SA4
Type
Automatic
Manual
Power Reserve
40h
80h
Pricing
1 specsMSRP
$545
$11,600
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