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Tiffany & Co. Schlumberger® Round Brilliant Engagement Ring with a Diamond Platinum Band

Style # 5423
2.05 Carat

Intricate and romantic, Tiffany designer Jean Schlumberger’s signature engagement ring, set with a round brilliant diamond center stone surrounded by pavé diamonds, makes a lavish statement. Handcrafted by Tiffany artisans, this ring features swirling ribbons of scintillating diamonds.



At Tiffany, we ethically source our diamonds. Integrity and social responsibility are at the core of our sourcing practices.

Select a Diamond to View Pricing Details 46100.0000

Ring Size Guide

US Size
Inside circumference (mm)
2
41.7
3
42.9
3.5
45.5
4
46.8
4.5
48.0
5
49.3
5.5
50.6
6
51.9
6.5
53.1
7
54.4
7.5
55.7
8
57.0
8.5
58.3
9
59.5
9.5
60.8
10
62.1
10.5
63.4
11
64.6
11.5
65.9
12
67.2
12.5
68.5
13
69.7

Find your fit

Tiffany & Co. uses standard US rings sizes. Refer to our measurement chart or the ruler found in our size guide.

View & download complete guide
Model displaying ring sizes
Bracelets
Wrist measurements
Extra Small
4.76-5.25 in. 121-133 mm
Small
5.26-5.75 in. 134-146 mm
Medium
5.76-6.25 in. 146-159 mm
Large
6.26-6.75 in. 159-171 mm
Extra Large
6.76-7.25 in. 172-184 mm

Find your fit

Refer to our measurement chart or use the ruler found in our size guide to find the size that suits you.

View & download complete guide
Model displaying bracelet sizes
Length (in)
Length (cm)
16
40.50
18
45.75
20
50.75
24
61.00
30
76.25
36
91.50

Find your fit

Necklaces vary by length and can be chosen to reflect personal preference or style.

Model displaying necklace sizes
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Ring Resizing

We offer complimentary resizing for all Tiffany engagement rings.

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Jean Schlumberger Designs

The lush and intricate creations of renowned Tiffany designer Jean Schlumberger make a dramatic statement. Tiffany artisans handcraft these fantastical jewels—radiant flower buds, bees or swirling ribbons of diamonds—carrying on the legacy of one of the 20th century’s most gifted jewelry designers. These mesmerizing pieces are as coveted and collected now as when they were first introduced more than 60 years ago.