Side by side

Glycine Combat Sub Box CeramicvsSpinnaker Cahill Automatic

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

Combat Sub Box Ceramic
GlycineCombat Sub Box Ceramic
MSRP $1,800
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

17 of 29 specs differ
Diameter
Combat Sub Box Ceramic41mm
Cahill Automatic42mm
Power Reserve
Combat Sub Box Ceramic38h
Cahill Automatic40h
Water Resistance
Combat Sub Box Ceramic200m
Cahill Automatic200m
MSRP
Combat Sub Box Ceramic$1,800
Cahill Automatic$350

Full specifications

Case

7 specs
Diameter
41mm
42mm
Thickness
12.75mm
13.7mm
Lug-to-Lug
51mm
Lug Width
20mm
22mm
Material
Ceramic
316L Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Grey
Green
Indices
Applied
Lume
Luminous
None

Movement

4 specs
Caliber
SW200-1
SII NH35A
Power Reserve
38h
40h
Jewels
26
25
Complications
Date
None

Pricing

1 specs
MSRP
$1,800
$350

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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.

Glycine Combat Sub Box Ceramic

Owners widely praise the Glycine Combat Sub Box Ceramic for its exceptional thinness at 10.4mm for a 42mm diver, perfect proportions for small wrists, and unique, non-homage aesthetic, with some considering it the best dive watch under $400 due to its superior finishing and value. The case shape, dimensions, and drilled lugs are also highlighted as positives, and the dial is legible with good lume on the hands. However, reviewers and owners consistently flag sub-par lume on the markers that fades quickly, and an inconsistent power reserve. Some owners report the stock strap or bracelet is subpar, and one owner experienced the bezel detaching after a light bump, questioning build quality. Accuracy figures vary, with one owner noting it runs about 2.5 seconds fast per day, while another reports an inconsistent power reserve. On balance, owners rate the Glycine Combat Sub Box Ceramic highly for its thinness, unique design, and value, despite concerns about lume and strap quality.

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.

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