Elliot Brown HOLTON AUTO GMT: NIVO 101-A23vsIslander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316

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.

HOLTON AUTO GMT: NIVO 101-A23

Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
Diameter
43mm
40mm
Lug-to-Lug
52mm
48mm
lowest
Thickness
14mm
14mm
Water Resistance
200m
200m
Power Reserve
40h
n/a
MSRP
$883
$379
lowest
Movement
Seiko NH34
Seiko NH34
Case
4 specsCrystal & Dial
3 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Elliot Brown HOLTON AUTO GMT: NIVO 101-A23 for its robust build, with one owner specifically noting the NIVO dial's attractive color-shifting quality. The internal bezel action is described as clicky and desirable. One owner notes the date window placement is a fair critique, but it avoids clutter by being positioned where the GMT hand only partially covers it. One owner misses the date window, understanding space constraints.
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 owners widely report excellent value at its $329 MSRP, citing the Seiko NH34 automatic movement, sapphire crystal, and well-proportioned 40mm case. The watch features a handsome anthracite dial with applied indices and a quality 120-click unidirectional bezel. On balance, owners rate the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 highly for its value and robust feature set at the price point.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.











