Side by side
Boldr Five-in-a-RowvsUndone X SIMPLE UNION: AITOHEIWA AUTOMATIC
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
14 of 29 specs differDiameter
Five-in-a-Row38mm
X SIMPLE UNION: AITOHEIWA AUTOMATIC40mm
Power Reserve
Five-in-a-Row—
X SIMPLE UNION: AITOHEIWA AUTOMATIC—
Water Resistance
Five-in-a-Row200m
X SIMPLE UNION: AITOHEIWA AUTOMATIC—
MSRP
Five-in-a-Row$399
X SIMPLE UNION: AITOHEIWA AUTOMATIC$499
Full specifications
Case
7 specsCategory
Tool
—
Diameter
38mm
40mm
Thickness
12.8mm
0mm
Lug-to-Lug
44mm
0mm
Lug Width
20mm
0mm
Material
Titanium
Bronze
Water Resistance
200m
—
Crystal & Dial
4 specsCrystal
Sapphire
—
AR Coating
Yes
—
Dial Color
Five In A Row I
—
Lume
Super-LumiNova
None
Movement
2 specsCaliber
Seiko NH35
—
Power Reserve
0h
—
Pricing
1 specsMSRP
$399
$499
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