Side by side

Lum-Tec Solar MarinevsLongines LA GRANDE CLASSIQUE DE LONGINES

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

Solar Marine
Lum-TecSolar Marine
MSRP $463
LA GRANDE CLASSIQUE DE LONGINES
LonginesLA GRANDE CLASSIQUE DE LONGINES
MSRP $2,300

At a glance

22 of 29 specs differ
Diameter
Solar Marine39mm
LA GRANDE CLASSIQUE DE LONGINES29mm
Power Reserve
Solar Marine40h
LA GRANDE CLASSIQUE DE LONGINES40h
Water Resistance
Solar Marine300m
LA GRANDE CLASSIQUE DE LONGINES30m
MSRP
Solar Marine$463
LA GRANDE CLASSIQUE DE LONGINES$2,300

Full specifications

Case

9 specs
Category
Diver
Dress
Diameter
39mm
29mm
Thickness
10.7mm
4.5mm
Lug-to-Lug
43.5mm
33.2mm
Lug Width
20mm
16mm
Material
316L Stainless Steel (DLC coated)
Red PVD coating
Finish
Brushed and polished
Water Resistance
300m
30m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Steel
Red
Indices
Applied
Diamond indexes
Lume
None
Super-LumiNova

Movement

7 specs
Caliber
L420.2
Type
Automatic
Quartz
Beat Rate
28,800 vph
25,200 vph
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours and minutes

Pricing

1 specs
MSRP
$463
$2,300

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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 Solar Marine

Lum-Tec Solar Marine owners praise its all-black diver design, excellent lume, and rugged, tank-like build. One owner finds it a perfect fit for a 7-inch wrist and the most frequently worn watch despite its smaller size. However, one owner cautions that the PVD coating will wear and chip within a year, impacting its appearance, and another finds the price high for a solar quartz watch with added lume. On balance, owners rate the Lum-Tec Solar Marine highly for its robust design and excellent lume, despite concerns about PVD durability and value proposition.

Longines LA GRANDE CLASSIQUE DE LONGINES

Owners widely praise the La Grande Classique de Longines for its extreme thinness, elegance, and timeless simplicity, with many finding it comfortable and lightweight due to its slim, flat design. The quartz version is recommended for its accuracy and convenience, while both quartz and automatic models are noted for their slim profiles and elegant aesthetics, with the bracelet being comfortable. Some owners are split on the styling, with Roman numerals appealing to some but not all, and one owner finds the Tonneau collection model a lovely dress watch despite preferring round faces. Owners suggest pre-owned options for better value, with prices ranging from $300-$1000 USD depending on the model and condition. One owner reports frequent battery replacements on the quartz model, with batteries lasting only months. Overall, owners rate the La Grande Classique de Longines highly for its slim, elegant design and value, particularly on the pre-owned market.

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