Side by side
Sheffield 1AvsTudor Pelagos Ultra
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
1A40mm
Pelagos Ultra40mm
Power Reserve
1A—
Pelagos Ultra65h
Water Resistance
1A200m
Pelagos Ultra1,000m
MSRP
1A$223
Pelagos Ultra$6,900
Full specifications
Case
6 specsThickness
12.8mm
14.5mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Satin
Water Resistance
200m
1000m
Caseback
Solid
Solid screw-down
Crystal & Dial
5 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
White/Blue
Black
Indices
Applied
—
Lume
Swiss blue lume
None
Movement
6 specsCaliber
Seiko NH35A
MT5612-U
Beat Rate
28,800 vph
0 vph
Power Reserve
—
65h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
$223
$6,900
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