Side by side

Serica Ref. 5303 Diving ChronometervsBrew 8-Bit V2

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
8-Bit V2
Brew8-Bit V2
MSRP $395

At a glance

23 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
8-Bit V238mm
Power Reserve
Ref. 5303 Diving Chronometer42h
8-Bit V2
Water Resistance
Ref. 5303 Diving Chronometer300m
8-Bit V250m
MSRP
Ref. 5303 Diving Chronometer$1,768
8-Bit V2$395

Full specifications

Case

9 specs
Category
Diver
Chronograph
Diameter
39mm
38mm
Thickness
12.2mm
10.4mm
Lug-to-Lug
46.5mm
41.5mm
Lug Width
20mm
22mm
Material
Stainless Steel
Stainless Steel 316L
Finish
Brushed and polished
Water Resistance
300m
50m
Caseback
Solid
Stainless Steel 316L

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Enamel Black
3D Pixel Texture
Indices
Applied
Lume
Super-LumiNova
None

Movement

8 specs
Caliber
M100 COSC
VK64
Type
Automatic
Quartz
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
0h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
COSC
Chronograph

Pricing

1 specs
MSRP
$1,768
$395

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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 8-Bit V2

The Brew 8-Bit V2 is praised for its casually elegant, versatile rectangular design that subtly balances 8-bit gaming and coffee themes, with solid build quality and finishing. Owners note the left subdial tracks 60 minutes and the right indicates day/night, with the chronograph's second hand only moving when activated. Criticisms include the lack of a seconds subdial, no lume, minor movement quirks like the chronograph minute hand jumping upon reset, and a slightly off-center yellow part on the hour hand. On balance, owners and reviewers rate the Brew 8-Bit V2 highly for its unique design and solid build quality at its price point.

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