Nivada Grenchen DatomastervsRiley Watch Co Bessie FAI-01

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Nivada Grenchen Datomaster at true scale

Datomaster

Riley Watch Co Bessie FAI-01 at true scale

Bessie FAI-01

Diameter

36mm

36mm

Lug-to-Lug

43.5mm

n/a

Thickness

12mm

9.8mm

lowest

Water Resistance

100m

highest

50m

MSRP

$499

$428

lowest

Movement

Seiko VK63

Miyota JP21

Case

5 specs
Thickness
12mm
9.8mm
Lug-to-Lug
43.5mm
n/a
Lug Width
20mm
n/a
Finish
Brushed and Polished
n/a
Water Resistance
100m
50m

Crystal & Dial

4 specs
Crystal
Mineral
K1
Crystal Shape
Domed
n/a
Dial Color
Green
n/a
Indices
Dark Gray
n/a

Movement

2 specs
Caliber
Seiko VK63
Miyota JP21
Type
Meca-Quartz
Quartz

Pricing

1 specs
MSRP
$499
$428
Keep your wishlist and collection together in the appExplore the app

Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Nivada Grenchen Datomaster

Owners widely praise the Nivada Grenchen Datomaster's striking dial designs, with one owner specifically calling the colorways "crazy" and a great achievement, while another highlights the desirability of contrasting subdials and orange accents. The 36mm case size is noted as a positive, fitting well for smaller wrists. However, one owner found the bracelet and clasp inferior to other microbrand offerings in the same price bracket, raising concerns about long-term durability. On balance, owners and reviewers appreciate the Nivada Grenchen Datomaster for its unique and desirable dial aesthetics and compact sizing.

Riley Watch Co Bessie FAI-01

Owners praise the Riley Watch Co Bessie FAI-01 for its attractive appearance, smooth-moving hands, and comfortable 36mm case size. One owner notes the watch requires a strap replacement. Overall, owners rate the Riley Watch Co Bessie FAI-01 highly for its pleasing aesthetics and wearability.