Measure a ring you own: inside diameter (mm)

Wrap a strip of paper around the base of your finger.
Mark where it overlaps and measure the length in millimetres (circumference).
Find the closest circumference below. Between sizes? Choose the larger size.

US ring sizes
US size	Diameter (mm)	Circumference (mm)
3	14.1	44.2
3.5	14.5	45.5
4	14.9	46.8
4.5	15.3	48.0
5	15.7	49.3
5.5	16.1	50.6
6	16.5	51.9
6.5	16.9	53.1
7	17.3	54.4
7.5	17.7	55.7
8	18.1	57.0
8.5	18.5	58.3
9	18.9	59.5
9.5	19.4	60.8
10	19.8	62.1
10.5	20.2	63.4
11	20.6	64.6
11.5	21.0	65.9
12	21.4	67.2
13	22.2	69.7

Prefer to be sized in person? Visit us in Aventura or book an appointment.

CARTIER BALLON BLEU 42

Name: CARTIER BALLON BLEU 42
SKU: 34
Availability: InStock

$8,500.00

As low as $709/mo for 12 months with Synchrony* Learn more

See it in store

Signature-required deliveryFlat $25 U.S. shipping
In-house master jewelerRepairs & resizing in Aventura
Financing with SynchronySubject to credit approval
Custom & made to orderFamily jewelers since the 1980s

SKU: 34 Categories: Cartier, Ladies, Men's, WATCHES

Description

Cartier Ballon Bleu Silver Dial Steel Yellow Gold Watch W69009Z3.
Automatic self-winding movement. Caliber 049. Round stainless steel case 42.1 mm in diameter, 13 mm thick.
Fluted 18k crown set with the blue spinel cabochon.
Stainless steel smooth bezel.
Scratch resistant sapphire crystal.
Silver guilloche dial wth painted roman numerals. Blued-steel sword shape hands.
Date calendar at 3 o’clock.
Stainless steel and 18K yellow gold bracelet with double deployant clasp.
Fits 7.5″ wrist.

CARTIER BALLON BLEU 42

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