Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the KUOE OLD SMITH 90-002 Bronze?

At MSRP the KUOE OLD SMITH 90-002 Bronze is the cheaper of the two at $599, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,169 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5303 Diving Chronometer or the KUOE OLD SMITH 90-002 Bronze?

The Serica Ref. 5303 Diving Chronometer wears larger at 39mm versus 35mm for the KUOE OLD SMITH 90-002 Bronze — a 4mm difference across the dial.

Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the KUOE OLD SMITH 90-002 Bronze?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 100m for the KUOE OLD SMITH 90-002 Bronze.

Which has a longer power reserve, the Serica Ref. 5303 Diving Chronometer or the KUOE OLD SMITH 90-002 Bronze?

The Serica Ref. 5303 Diving Chronometer carries a 42-hour power reserve against 41 hours on the KUOE OLD SMITH 90-002 Bronze.

What movement does the Serica Ref. 5303 Diving Chronometer run compared to the KUOE OLD SMITH 90-002 Bronze?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the M100 COSC and the KUOE OLD SMITH 90-002 Bronze uses the NH38.

Side by side

Serica Ref. 5303 Diving ChronometervsKUOE OLD SMITH 90-002 Bronze

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

Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

KUOE OLD SMITH 90-002 Bronze

os90002nd-bz-br

MSRP $599

At a glance

13 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

OLD SMITH 90-002 Bronze35mm

Power Reserve

Ref. 5303 Diving Chronometer42h

OLD SMITH 90-002 Bronze41h

Water Resistance

Ref. 5303 Diving Chronometer300m

OLD SMITH 90-002 Bronze100m

MSRP

Ref. 5303 Diving Chronometer$1,768

OLD SMITH 90-002 Bronze$599

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal Shape

Flat

Dome

Dial Color

Enamel Black

Brown

Movement

3 specs

Caliber

M100 COSC

NH38

Power Reserve

42h

41h

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$599

Follow this matchup

Get a note when Serica Ref. 5303 Diving Chronometer vs KUOE OLD SMITH 90-002 Bronze gets more votes, a community discussion, or a price drop. No account needed.

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.

WatchUSeek·3

Reddit·2

KUOE OLD SMITH 90-002 Bronze

Owners widely praise the KUOE OLD SMITH 90-002 Bronze for its vintage military aesthetic and comfortable 35mm wearability, noting the lug design allows it to fit well on wrists around 7 inches. The Seiko NH-35 movement is reported to be reliable, keeping time within +2 to +3 seconds per day. Some owners dislike the 18mm lug width and the PVD coating on the NATO strap hardware, which does not match the bronze case. Overall, owners rate the KUOE OLD SMITH 90-002 Bronze highly for its vintage appeal and comfortable wearability.

From video reviewers

The watch's bronze case finish is a notable strength, with reviewers highlighting its unique patina and subtle aging effect. A weakness is the lume brightness, which may be a drawback for those who prioritize nighttime readability. Reviewers agree on the watch's movement accuracy, citing the reliable and accurate Seiko NH38 caliber.

WatchCrunch

WatchUSeek

Keep exploring