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Round|Natural|GIA

3.05ct F SI1 Round Natural Diamond

VG • F/SI1 • GIA 2176679379

Certificate GIA 2176679379

Diamond specifications and retailer prices

From £20,752 GBP
As of November 6, 2026
Save £17,015 GBP (45%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £37,767 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2176679379. Listed at 23 retailers as of November 4, 2026, with prices from £20,752 to £37,767, a £17,015 spread on the same certified stone. MOH London lists it at £37,767. 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

3.05
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2176679379
Dimensions9.04 × 8.98 × 5.82 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle, Natural
Top View
9.04 mm8.98 mm3.05 ctF / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2176679379
Side View
Table 59.0%Crown 37.5°Girdle: ThickPavilion 40.8°Culet: NoneDepth 64.6%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £37,767 GBP|Low: £20,481 GBP|High: £38,932 GBP|Avg: £27,045 GBP|+1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 16£20,752 GBP
Retailer 2£20,772 GBP
Retailer 6£23,422 GBP
Retailer 13£23,993 GBP
Retailer 18£24,368 GBP
Retailer 19£24,534 GBP
Retailer 14£24,757 GBP
Retailer 5£25,045 GBP
Retailer 11£25,828 GBP
Retailer 3£25,977 GBP
Retailer 7£27,067 GBP
Retailer 15£28,218 GBP
Retailer 8£28,438 GBP
Retailer 9£28,510 GBP
Retailer 4£28,995 GBP
Retailer 17£29,796 GBP
Retailer 10£30,791 GBP
Retailer 12£31,216 GBP
MOH London£37,767 GBP

22 data points across 19 retailers

23 retailers£20,752 GBP to £37,767 GBP

A
Cheapest Retailer
-
£20,752 GBP
A
Retailer 2
-
£20,772 GBP
View
A
Retailer 3
-
£23,422 GBP
View
A
Retailer 4
-
£23,993 GBP
View
A
Retailer 5
-
£24,368 GBP
View
A
Retailer 6
-
£24,534 GBP
View
Final sale: no returns
A
Retailer 7
-
£24,757 GBP
View
A
Retailer 8
-
£25,045 GBP
View
Retailer 9
-
£25,100 GBP
View
Price last confirmed 33 days ago
Retailer 10
-
£25,543 GBP
View
Price last confirmed 7 days ago
Retailer 11
-
£25,828 GBP
View
Price last confirmed 14 days ago
B+
Retailer 12
-
£25,977 GBP
View
Retailer 13
-
£27,067 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£28,218 GBP
View
B+
Retailer 15
-
£28,438 GBP
View
Retailer 16
-
£28,510 GBP
View
Price last confirmed 12 days ago
B+
Retailer 17
-
£28,995 GBP
View
Retailer 18
-
£29,651 GBP
View
Price last confirmed 11 days ago
B+
Retailer 19
-
£29,796 GBP
View
B+
Retailer 20
-
£30,451 GBP
View
Retailer 21
-
£30,791 GBP
View
Price last confirmed 14 days ago
B+
Retailer 22
-
£31,216 GBP
View
Most Expensive
B
MOH London
C8CC1101A · Nov 4
£37,767 GBP
View
22 more retailers have this diamond
Prices start from £20,752 GBPSave up to £17,015 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
3.05ct Round
£20,752 GBP