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Gold$4,029.91·Silver$56.88·Platinum$1,658.35
Baguette cut diamond

Baguette Diamond

The baguette is a narrow, elongated step-cut diamond with sharp 90-degree corners and minimal faceting. It is the most common side stone in fine jewelry, prized for its clean, architectural look that complements virtually any center stone shape.

Is a baguette diamond a good choice?

Baguette diamonds are known for low brilliance with 14 facets. They're popular for side stones in three-stone rings and channel-set wedding bands. Here are the trade-offs.

Why people love it

  • +The most versatile side stone. Pairs with virtually any center shape.
  • +Clean, architectural aesthetic that never looks dated
  • +Very affordable compared to brilliant cuts
  • +Creates elegant geometric patterns in channel settings
  • +Low profile sits flush and won't catch on clothing

Things to know

  • No sparkle or fire. Designed for clean elegance, not brilliance.
  • Inclusions are highly visible. VS2 clarity minimum.
  • Rarely suitable as a standalone center stone
  • Color shows more than in brilliant cuts. H or better recommended.

How big is a baguette diamond? (MM to carat)

A 1-carat baguette diamond measures approximately 8 x 4 mm. Here are the most common sizes from 0.25 ct to 5 ct.

Carat WeightSize (mm)
0.25 ct5 x 3 mm
0.33 ct5.5 x 3 mm
0.5 ct6.5 x 3.5 mm
0.75 ct7.5 x 4 mm
1 ct8 x 4 mm
1.25 ct8.5 x 4.5 mm
1.5 ct9 x 5 mm
2 ct10 x 5 mm
2.5 ct11 x 5.5 mm
3 ct12 x 6 mm

View full baguette size chart → with all sizes from melee to 5+ carats.

How to buy a baguette diamond

  • Buy baguettes as matched pairs (or sets) with consistent length, width, and color
  • VS2 clarity minimum. Step cuts show everything. SI stones will have visible inclusions.
  • Match the color grade to your center stone or go one grade higher since baguettes show color more
  • Verify measurements carefully. Baguettes are sold by mm dimensions as much as carat weight
  • For channel settings, specify exact mm dimensions to your setter. Tolerances are tight.
  • Straight vs tapered: straight for parallel settings, tapered for rings that curve or taper

What makes a baguette diamond unique?

The baguette cut dates to the 1920s Art Deco movement, where its geometric precision and clean lines became synonymous with modern luxury. The name comes from the French word for 'rod' or 'stick,' describing its elongated rectangular shape. What makes baguettes unique among diamond cuts is their extreme simplicity. With only 14 facets (compared to 57-58 in a round brilliant), baguettes have very little internal light refraction. Instead, they produce a clean, transparent, icy appearance. This means clarity is critical: inclusions that would be invisible in a brilliant cut are immediately apparent in a baguette. Most jewelers insist on VS2 or better clarity for baguettes. Baguettes are almost exclusively used as accent or side stones rather than center stones. Their most common application is flanking a center stone in a three-stone ring, creating channel-set wedding bands, or forming geometric patterns in Art Deco-style jewelry. A matched pair of baguettes is one of the most classic accent stone choices in engagement ring design. There are two main variations: the straight baguette (perfectly rectangular with parallel long sides) and the tapered baguette (one end narrower than the other, used when the stone needs to follow a curve or taper along a band). Both are step cuts with the same facet structure.

How much does a baguette diamond cost?

Baguette diamonds are priced at significantly less than round brilliant for equivalent weight. sold primarily in melee parcels for side stone use.. Price depends on carat weight, color, clarity, and cut quality. For a personalized estimate, use our diamond price estimator.

Estimate baguette diamond price →

Technical Specifications

Facets
14
Brilliance
low
L:W Ratio
2.5:1 to 5:1 (varies widely depending on application)

Last updated: 2026-07-16

At a Glance

Price vs Round
Significantly less than round brilliant for equivalent weight. Sold primarily in melee parcels for side stone use.
Popularity
The most widely used side stone in fine jewelry. Rarely used as a center stone.
Sparkle
low

Best For

side stones in three-stone ringschannel-set wedding bandsArt Deco designsgeometric accent patternsstep-cut stack rings

Setting Ideas