Loresum LS05vsSartory Billard SB04-E

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.

Loresum LS05 at true scale

LS05

Sartory Billard SB04-E at true scale

SB04-E

Diameter

39.5mm

39.5mm

Lug-to-Lug

46.5mm

46mm

lowest

Thickness

9mm

lowest

10.3mm

Water Resistance

50m

100m

highest

Power Reserve

40h

68h

highest

MSRP

n/a

$3,609

Movement

Miyota 9015

La Joux-Perret G101

Case

4 specs
Thickness
9mm
10.3mm
Lug-to-Lug
46.5mm
46mm
Lug Width
n/a
20mm
Water Resistance
50m
100m

Crystal & Dial

3 specs
AR Coating
n/a
Yes
Dial Color
Green
n/a
Lume
Super-LumiNova® BGW9
Super-LumiNova BGW9

Movement

3 specs
Caliber
Miyota 9015
La Joux-Perret G101
Power Reserve
40h
68h
Jewels
0
24

Pricing

1 specs
MSRP
n/a
$3,609
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.

Loresum LS05

Owners widely praise the Loresum LS05 for its elegant dial execution, particularly the aventurine and Great Wave designs, and its attractive dimensions, including a thin profile. The moonphase complication is a significant draw, with many finding it a compelling feature at its price point, and the overall finishing is considered well done. However, some owners find the watch too dressy for everyday wear, and the included strap is noted as being of low quality. One owner reported excellent customer service for a repair. The Miyota 9015 movement is standard, with its moonphase cycle drifting over time and reversing lunar waxing/waning. On balance, owners rate the Loresum LS05 highly for its visually striking dials and value proposition, especially for its moonphase complication.

Sartory Billard SB04-E

Owners widely praise the Sartory Billard SB04-E for its impressive and deep dials, with specific mentions of the 12 Soleil pattern and the Exquisite Blue Guilloché appearing to move like water in the light. Reviewers highlight its sensible 39.5mm size and 100m water resistance, noting the overall composition looks more expensive than its price. One owner points out slightly sharp edges on the caseback and suggests a more domed crystal. The watch utilizes the La Joux-Perret G101 automatic movement with a 68-hour power reserve. Overall, owners and reviewers rate the Sartory Billard SB04-E highly for its unique dial work and value proposition.