Side by side

Timefactors Speedbird PRS-51vsWolbrook Skindiver WT Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Timefactors Speedbird PRS-51

Owners widely praise the Timefactors Speedbird PRS-51 for its flieger design, AR sapphire crystal, and value at £200. The 36mm case is noted to wear closer to 37mm due to the dial size, and while one owner describes the 5-link bracelet as well-built but stiff, another praises its drape and articulation. Accuracy figures vary among owners, with one reporting +7 seconds per day and another around +10 seconds per day, though one owner states theirs keeps impeccable time. The Miyota 9015 movement is noted by one owner to exhibit noticeable rotor wobble. Overall, owners rate the Timefactors Speedbird PRS-51 highly for its pilot watch aesthetics and value.

Wolbrook Skindiver WT Automatic

Owners widely praise the Wolbrook Skindiver WT Automatic for its attractive retro aesthetic, comfortable wearability, and good value, with many highlighting its striking green dial, box sapphire crystal, and well-executed Beads of Rice bracelet. Some reviewers note the Miyota 8315 movement is adjusted to ±15 seconds per day, and one owner found the steel bracelet's finishing did not match the watch as well as the rubber straps. A minority of owners express disappointment with the lume, bezel wobble, and a perceived lack of finishing refinement, with one reviewer ultimately not recommending the watch. Overall, owners rate the Wolbrook Skindiver WT Automatic highly for its vintage charm and comfortable bracelet at the price point.

At a glance

13 of 29 specs differ
Diameter
Speedbird PRS-5136mm
Skindiver WT Automatic40mm
Power Reserve
Speedbird PRS-51
Skindiver WT Automatic
Water Resistance
Speedbird PRS-51100m
Skindiver WT Automatic150m
MSRP
Speedbird PRS-51$436
Skindiver WT Automatic$498

Full specifications

Case

7 specs
Category
GMT
Diameter
36mm
40mm
Thickness
11.4mm
13mm
Lug-to-Lug
42mm
Lug Width
18mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
150m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Steel
Lume
SuperLuminova X1-C3
None

Movement

2 specs
Caliber
Miyota 9015
Miyota 8315
Power Reserve
0h

Pricing

1 specs
MSRP
$436
$498
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