Side by side

Lum-Tec EclipsevsTudor Black Bay Chrono S&G

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

Eclipse
Lum-TecEclipse
MSRP $695
Black Bay Chrono S&G
TudorBlack Bay Chrono S&G
MSRP $8,525

At a glance

21 of 29 specs differ
Diameter
Eclipse42mm
Black Bay Chrono S&G41mm
Power Reserve
Eclipse40h
Black Bay Chrono S&G70h
Water Resistance
Eclipse101m
Black Bay Chrono S&G200m
MSRP
Eclipse$695
Black Bay Chrono S&G$8,525

Full specifications

Case

9 specs
Category
Sport
Chronograph
Diameter
42mm
41mm
Thickness
14.4mm
Lug-to-Lug
46mm
Lug Width
22mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Water Resistance
101m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
E6
Black
Indices
Applied

Movement

7 specs
Caliber
Miyota 9039
MT5813
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Chronograph

Pricing

1 specs
MSRP
$695
$8,525

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What people say

Owners + reviewers, side by side

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

Lum-Tec Eclipse

Owners widely praise the Lum-Tec Eclipse for its comfortable, slim profile and thin wearability, with specific commendations for its beautiful dial, good readability, and bracelet design. The knurling on the crown is also noted as a positive feature. Some owners express concern over the 42mm case size and find the dial's font and indices unappealing, though others appreciate the deep-dish slant. One owner notes a slight gap where the lugs meet the bracelet. The Lum-Tec Eclipse e3 variant features a Miyota 9039 movement, a solid bracelet, a sunburst dial, and exceptionally bright lume. Overall, owners rate the Lum-Tec Eclipse highly for its slim design and attractive dial at its price point.

Tudor Black Bay Chrono S&G

The Tudor Black Bay Chrono S&G is widely praised for its bold, vintage-inspired two-tone design, solid modern build, and attractive price point. Owners and reviewers highlight its well-made bracelet, T-fit clasp, and compelling styling, with some noting its unique, muted gold tone that is less flashy than other gold watches. One owner reported excellent timing accuracy of +/- 1 second per day. The Tudor Black Bay Chrono S&G utilizes the MT5813 movement, a modified Breitling B01, offering a 70-hour power reserve. However, some find the 45-minute chronograph register less practical than a 60-minute counter, and the use of gold capping on the bracelet and bezel is a point of contention for some, with one user also noting faux bracelet rivets as a detractor. The watch's thickness and lug structure are also cited as potential drawbacks for wearability on smaller wrists.

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