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

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Measurements

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

Elliot Brown HOLTON AUTO GMT: NIVO 101-A23 at true scale

HOLTON AUTO GMT: NIVO 101-A23

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 at true scale

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 specs
Diameter
43mm
40mm
Lug-to-Lug
52mm
48mm
Lug Width
n/a
20mm
Caseback
n/a
Screw-down

Crystal & Dial

3 specs
Crystal Shape
n/a
Flat
AR Coating
n/a
Underside
Dial Color
n/a
n/a

Movement

1 specs
Power Reserve
40h
0h

Pricing

1 specs
MSRP
$883
$379
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Reviews

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

Elliot Brown HOLTON AUTO GMT: NIVO 101-A23

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

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.

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