Side by side
Sheffield 1A SCR II BluevsTudor Pelagos Ultra
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
1A SCR II Blue40mm
Pelagos Ultra40mm
Power Reserve
1A SCR II Blue40h
Pelagos Ultra65h
Water Resistance
1A SCR II Blue200m
Pelagos Ultra1,000m
MSRP
1A SCR II Blue$278
Pelagos Ultra$6,900
Full specifications
Case
8 specsCategory
—
Diver
Thickness
13mm
14.5mm
Lug-to-Lug
48mm
46mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Satin
Water Resistance
200m
1000m
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Blue
Black
Indices
Applied
—
Movement
6 specsCaliber
Seiko NH35
MT5612-U
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
65h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
—
$6,900
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