Side by side

Serica Ref. 5303 Diving ChronometervsDan Henry 1970

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
1970
Dan Henry1970
MSRP $310

At a glance

13 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
197040mm
Power Reserve
Ref. 5303 Diving Chronometer42h
197040h
Water Resistance
Ref. 5303 Diving Chronometer300m
1970200m
MSRP
Ref. 5303 Diving Chronometer$1,768
1970$310

Full specifications

Case

6 specs
Diameter
39mm
40mm
Thickness
12.2mm
14.8mm
Lug-to-Lug
46.5mm
45.7mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Enamel Black
Orange
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
M100 COSC
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$310

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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.

Dan Henry 1970

Owners widely praise the Dan Henry 1970 for its striking looks, particularly the art deco hands and fantastic crystal. The 44mm size is noted as a drawback for wrists under 7 inches, and one owner reported strap change marks inside the lugs and a small mark on the clasp. The watch features a 41-hour power reserve and 200-meter water resistance. Overall, owners rate the Dan Henry 1970 highly for its distinctive vintage-inspired design and value at $295.

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