Side by side

Serica Ref. 5303 Diving ChronometervsBrew Metric Manual Wind

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

Ref. 5303 Diving Chronometer
SericaRef. 5303 Diving Chronometer
MSRP $1,768
Metric Manual Wind
BrewMetric Manual Wind
MSRP $875

At a glance

22 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Metric Manual Wind36mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Metric Manual Wind
Water Resistance
Ref. 5303 Diving Chronometer300m
Metric Manual Wind50m
MSRP
Ref. 5303 Diving Chronometer$1,768
Metric Manual Wind$875

Full specifications

Case

9 specs
Category
Diver
Mechanical
Diameter
39mm
36mm
Thickness
12.2mm
8.5mm
Lug-to-Lug
46.5mm
41.5mm
Lug Width
20mm
19.85mm
Material
Stainless Steel
Stainless Steel 316L
Finish
Brushed and polished
Water Resistance
300m
50m
Caseback
Solid
Stainless Steel 316L + Sapphire Crystal

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Enamel Black
Blue Matte
Indices
Applied
Lume
Super-LumiNova
None

Movement

7 specs
Caliber
M100 COSC
SW210-1
Type
Automatic
Manual
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
0h
Jewels
25
0
Hacking
Yes
No
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$875

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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.

Serica Ref. 5303 Diving Chronometer

Owners widely praise the Serica Ref. 5303 Diving Chronometer for its excellent wearability, definitive style, and smooth, confident bezel action. The dual scale on the bezel is noted as surprisingly useful, and the crown action, winding, and hacking are reported to work perfectly. One owner describes the Serica 5303-3 as gorgeous and unique, though another notes the crown can appear comically large. On balance, owners rate the Serica Ref. 5303 Diving Chronometer highly for its blend of unique design and robust functionality.

Brew Metric Manual Wind

The Brew Metric is widely praised for its value, with reviewers noting the $525-$875 price point offers a compelling package including '70s-inspired designs, complex dials, and reliable movements. Owners and reviewers highlight its compact 36mm case size and fluid, integrated-look bracelet as contributing to excellent wearability, particularly on smaller wrists. The dial execution, featuring "mountain-top" indices, applied elements, and textured finishes, is frequently singled out for its dynamism and depth. However, some owners report the bracelet can pull arm hairs, leading to discomfort for some, and one reviewer noted a slight rattle. Strap compatibility is also limited by non-standard lug widths on certain models. Overall, owners and reviewers rate the Brew Metric highly for its distinctive design and strong value proposition at its price point.

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