Side by side
Hemel HF1 SnelwayvsNOMOS Glashütte Tetra 27 duo
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
HF1 Snelway40mm
Tetra 27 duo27.5mm
Power Reserve
HF1 Snelway40h
Tetra 27 duo53 hoursh
Water Resistance
HF1 Snelway100m
Tetra 27 duo50m
MSRP
HF1 Snelway$200
Tetra 27 duo$2,090
Full specifications
Case
9 specsCategory
Field
Dress
Diameter
40mm
27.5mm
Thickness
11mm
6.1mm
Lug-to-Lug
—
38.5mm
Lug Width
20mm
18mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
—
Water Resistance
100m
50m
Caseback
Solid
—
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Red
White
Indices
Applied
—
Movement
5 specsCaliber
Seiko VH31
DUW 4001
Type
Quartz
Manual
Beat Rate
28,800 vph
21,600 vph
Power Reserve
40h
53 hoursh
Jewels
25
17
Pricing
1 specsMSRP
$200
$2,090
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