Side by side

Nivada Grenchen Chronoking MecaquartzvsTimefactors Speedbird GMT

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.

Nivada Grenchen Chronoking Mecaquartz

Owners widely praise the Nivada Grenchen Chronoking Mecaquartz for its versatile 38mm size, retro racing design, and excellent finishing for its price point. The reliable Seiko mecaquartz movement is frequently highlighted, as is the watch's 100M water resistance and extensive Super-LumiNova for legibility. Some owners appreciate the 12:00 date window and the satisfying mechanical-feeling chronograph reset. However, one owner found the 38mm case too small for their wrist. The Nivada Grenchen Chronoking Mecaquartz is available starting at $479. Overall, owners rate the Nivada Grenchen Chronoking Mecaquartz highly for its vintage aesthetic and robust build at an accessible price.

Timefactors Speedbird GMT

Owners widely praise the Timefactors Speedbird GMT for its quality and value, with many appreciating its 36mm case size for wearability and its surprisingly good bracelet. Some owners note the GMT function is on an inner ring, and one owner found the date wheel sunken. The watch is noted for its classic aesthetic and is considered a good value, though purchasing requires patience due to limited order windows. Overall, owners rate the Timefactors Speedbird GMT highly for its wearability and value at the price point.

At a glance

13 of 29 specs differ
Diameter
Chronoking Mecaquartz38mm
Speedbird GMT36mm
Power Reserve
Chronoking Mecaquartz40h
Speedbird GMT
Water Resistance
Chronoking Mecaquartz100m
Speedbird GMT100m
MSRP
Chronoking Mecaquartz$610
Speedbird GMT$315

Full specifications

Case

7 specs
Category
Chronograph
Diameter
38mm
36mm
Thickness
13.4mm
11.6mm
Lug-to-Lug
46mm
42.5mm
Lug Width
20mm
18mm
Finish
Brushed + Polished
Brushed and polished
Caseback
316L Steel Silver Color Caseback
Solid

Crystal & Dial

2 specs
Dial Color
Silver Vertical Brushed dial, Applied indexes w/ White Super Luminous, Semi-Glossy White inner ring w/ Black Super Luminous dots.
Black
Lume
None
Super Luminova X1 C3

Movement

3 specs
Caliber
Seiko VK64 (Meca-Quartz)
Ronda 515
Power Reserve
40h
Complications
GMT, Chronograph
None

Pricing

1 specs
MSRP
$610
$315
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