Side by side

HELM MiyakovsSpinnaker Hull Riviera

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

Miyako
HELMMiyako
MSRP $375
Hull Riviera
SpinnakerHull Riviera
MSRP $169

At a glance

14 of 29 specs differ
Diameter
Miyako40mm
Hull Riviera42mm
Power Reserve
Miyako42h
Hull Riviera40h
Water Resistance
Miyako200m
Hull Riviera100m
MSRP
Miyako$375
Hull Riviera$169

Full specifications

Case

6 specs
Category
Diver
Sport
Diameter
40mm
42mm
Thickness
13.75mm
15mm
Lug-to-Lug
47mm
47.5mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
Double-Domed
Flat
AR Coating
Yes
Inner
Dial Color
Gray
Blue
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
SII NH35A
Power Reserve
42h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$375
$169

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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.

HELM Miyako

HELM Miyako owners widely praise its exceptional value and quality, with multiple reports highlighting its stunning appearance and dial details. The watch is noted for its excellent accuracy, with figures around +1.5 to +2 seconds per day. One owner found the HELM Miyako to be tough and versatile, fitting well on a 6.6-inch wrist. Overall, owners consider the HELM Miyako an amazing value and a great watch, worth the wait for its availability.

Spinnaker Hull Riviera

Owners praise the Spinnaker Hull Riviera's build quality, highlighting its milled clasp, solid links, and effective anti-reflective coating on the sapphire crystal. The watch features a sandwich dial with Superluminova, measures 42mm in diameter, 12mm thick with a 48mm lug-to-lug span, and uses a Seiko NH35 movement. Accuracy is reported as excellent, with one owner noting a gain of only +2 seconds over seven days. The crystal is noted as being fused to the case, leading to a repair quote of $198 for a cracked crystal, a cost considered excessive by some owners relative to the watch's price. Lume is considered mediocre, and some would have preferred a 4Hz movement. Overall, owners rate the Spinnaker Hull Riviera highly for its robust build and impressive accuracy at its price point.

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