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Round|Natural|GIA

1.04ct K SI1 Round Natural Diamond

FR • K/SI1 • GIA 2175472091

Certificate GIA 2175472091

Diamond specifications and retailer prices

From £2,048 GBP
As of November 2, 2026
Save £765 GBP (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,814 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.04ct natural round diamond

This 1.04ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 2175472091. Listed at 2 retailers as of November 2, 2026, with prices from £2,048 to £2,814, a £765 spread on the same certified stone. MOH London lists it at £2,814. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.04
Carat
K
Colour
SI1
Clarity
Fair
Cut

Specifications

CutFair
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle39°
Pavilion angle39.2°
OriginNatural
Grading LabGIA
CertificateGIA 2175472091
Dimensions6.22 × 6.25 × 4.00 mm
L/W Ratio1.00
Key to symbols
Crystal, Feather, Needle, Natural, Extra Facet
Top View
6.22 mm6.25 mm1.04 ctK / SI1
OriginNatural
CutFair
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 2175472091
Side View
Table 59.0%Crown 39°Girdle: STK-ETKPavilion 39.2°Culet: NoneDepth 64.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: £2,814 GBP|Low: £1,998 GBP|High: £2,848 GBP|Avg: £2,434 GBP
MOH London
Retailer 2
November 2, 2026
Retailer 2£2,048 GBP
MOH London£2,814 GBP

24 data points across 2 retailers

2 retailers£2,048 GBP to £2,814 GBP

B
Cheapest Retailer
-
£2,048 GBP
Most Expensive
C
MOH London
BB04A7C63 · Nov 2
£2,814 GBP
View
1 more retailer has this diamond
Prices start from £2,048 GBPSave up to £765 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.04ct Round
£2,048 GBP