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Round|Natural|GIA

1.15ct D SI1 Round Natural Diamond

VG • D/SI1 • GIA 6224644729

Certificate GIA 6224644729

Diamond specifications and retailer prices

From £2,050 GBP
A$4,226 AUD
As of October 31, 2026
Save £822 GBP (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,872 GBP at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 1.15ct natural round diamond

This 1.15ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6224644729. Listed at 3 retailers as of October 31, 2026, with prices from £2,050 to £2,872, a £822 spread on the same certified stone. 77 Diamonds lists it at £2,872. 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

1.15
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6224644729
Dimensions6.74 × 6.78 × 4.15 mm
L/W Ratio1.01
Top View
6.74 mm6.78 mm1.15 ctD / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6224644729
Side View
Table 56.0%CrownGirdle: MediumPavilionCulet: Very SmallDepth 61.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £2,872 GBP|Low: £2,610 GBP|High: £2,890 GBP|Avg: £2,767 GBP|+1.8%
77 Diamonds
Retailer 2
November 1, 2026
Retailer 2£2,688 GBP
77 Diamonds£2,872 GBP

38 data points across 2 retailers

3 retailers£2,050 GBP to £2,872 GBP

A
Cheapest Retailer
-
£2,050 GBP
A$4,226 AUD
B+
Retailer 2
-
£2,688 GBP
€3,430 EUR
View
Most Expensive
B+
77 Diamonds
RBDHTKKVM5XA · Nov 1
£2,872 GBP
View
2 more retailers have this diamond
Prices start from £2,050 GBPSave up to £822 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.

A
1.15ct Round
£2,050 GBP