Side by side

Spinnaker Cahill AutomaticvsYema Skin Diver Slim CMM.20

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

Cahill Automatic
SpinnakerCahill Automatic
MSRP $350
Skin Diver Slim CMM.20
YemaSkin Diver Slim CMM.20
MSRP $2,117

At a glance

8 of 29 specs differ
Diameter
Cahill Automatic42mm
Skin Diver Slim CMM.2047mm
Power Reserve
Cahill Automatic40h
Skin Diver Slim CMM.2040h
Water Resistance
Cahill Automatic200m
Skin Diver Slim CMM.20200m
MSRP
Cahill Automatic$350
Skin Diver Slim CMM.20$2,117

Full specifications

Case

4 specs
Diameter
42mm
47mm
Thickness
13.7mm
10mm
Lug-to-Lug
51mm
47mm
Lug Width
22mm
20mm

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Green
Steel

Movement

1 specs
Caliber
SII NH35A
Yema CMM.20

Pricing

1 specs
MSRP
$350
$2,117

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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.

Spinnaker Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

Yema Skin Diver Slim CMM.20

Owners and reviewers widely praise the Yema Skin Diver Slim CMM.20 for its balanced 39mm case, vintage aesthetic, and unique champagne dial. The proprietary CMM.20 micro-rotor movement is a notable feature, though some owners report potential QC issues including erratic timegrapher readings and second-hand stutter. The lume is described as subdued, and while some find the "dragon scale" bracelet beautiful, others consider it generic. The price point is a hurdle for some, and the stamped clasp quality is considered subpar by one reviewer, with a gap noted by an owner. The lack of hacking seconds is flagged as a drawback at its price. Overall, owners and reviewers rate the Yema Skin Diver Slim CMM.20 highly for its vintage charm and balanced wearability.

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