Sartory Billard SB04-EvsTrenyo Basse-taille Grand Feu Enamel Piece Unique

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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.

Sartory Billard SB04-E at true scale

SB04-E

Trenyo Basse-taille Grand Feu Enamel Piece Unique at true scale

Basse-taille Grand Feu Enamel Piece Unique

Diameter

39.5mm

40mm

Lug-to-Lug

46mm

lowest

47.5mm

Thickness

10.3mm

lowest

10.8mm

Water Resistance

100m

highest

50m

Power Reserve

68h

68h

MSRP

$3,609

lowest

$4,199

Movement

La Joux-Perret G101

La Joux-Perret G101

Case

5 specs
Diameter
39.5mm
40mm
Thickness
10.3mm
10.8mm
Lug-to-Lug
46mm
47.5mm
Lug Width
20mm
n/a
Water Resistance
100m
50m

Crystal & Dial

3 specs
AR Coating
Yes
n/a
Dial Color
n/a
n/a
Lume
Super-LumiNova BGW9
None

Movement

2 specs
Power Reserve
68h
68h
Jewels
24
0

Pricing

1 specs
MSRP
$3,609
$4,199
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Reviews

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

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.

Trenyo Basse-taille Grand Feu Enamel Piece Unique

Owners widely praise the Trenyo Basse-taille Grand Feu Enamel Piece Unique for its magnificent Grand Feu enamel dial, which exhibits unmatched sheen and plays magnificently with light, changing color and glitter with ambient conditions. The maker considers this their best work, highlighting the handmade sterling silver case and applied Breguet numerals, though they express a preference for mineral glass over sapphire due to its reflectivity. The complex, high-failure process of Grand Feu enameling is noted, with one enamelist describing the work as that of a grand master requiring decades of practice. The watch is priced at 2,350 CHF and utilizes an automatic La Joux-Perret G101 movement. On balance, owners rate the Trenyo Basse-taille Grand Feu Enamel Piece Unique highly for its exquisite Grand Feu enamel dial and hand-finished sterling silver case, representing a unique value proposition.