Side by side

Serica Ref. 5330 Diving Chronometer DatevsFormex Essence Fortythree

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

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. 5330 Diving Chronometer Date

Serica is praised for its comfortable 39mm case, distinctive twin-scale bezel, and well-executed mesh bracelet. Owners widely report a dial balance and minimal text inspired by 60s dive watches. However, multiple owners flag significant quality control issues, including dials moving when the crown is pulled, minute hands jumping, and misaligned or difficult-to-turn bezels. The 5330 Dive Chronometer variant, which includes a date window, retails for €1,690 and uses a COSC-certified Soprod M100 automatic movement. Overall, owners rate Serica highly for its comfortable 39mm size and dive watch aesthetics, though quality control concerns are a notable caveat.

Formex Essence Fortythree

Owners widely praise the Formex Essence Fortythree for its comfortable wearability, excellent finishing for its price point, and a dial that plays well with light, with one owner noting the blue dial's variable appearance. The bracelet's micro-adjust system is functional, and the leather strap and deployant are considered exceptional. Reviewers highlight the watch's legible design and slim 10mm case, noting its significant value under $1,300. Some find the dial design derivative and the hardware-style logo out of place, while others consider the white dial stark. Consumer confusion exists regarding COSC versus non-COSC movement options. On balance, owners and reviewers rate the Formex Essence Fortythree highly for its luxury-level finishing and comfortable, value-driven design.

At a glance

11 of 29 specs differ
Diameter
Ref. 5330 Diving Chronometer Date39mm
Essence Fortythree43mm
Power Reserve
Ref. 5330 Diving Chronometer Date42h
Essence Fortythree38h
Water Resistance
Ref. 5330 Diving Chronometer Date300m
Essence Fortythree100m
MSRP
Ref. 5330 Diving Chronometer Date$2,005
Essence Fortythree$1,850

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
39mm
43mm
Thickness
12.2mm
10.6mm
Lug-to-Lug
46.5mm
49mm
Lug Width
20mm
22mm
Water Resistance
300m
100m

Crystal & Dial

1 specs
AR Coating
Yes

Movement

3 specs
Caliber
Soprod M100
Sellita SW200-1
Power Reserve
42h
38h
Complications
COSC, Date
None

Pricing

1 specs
MSRP
$2,005
$1,850
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