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Round|Natural|GIA

3.09ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 5151686055

Certificate GIA 5151686055

Diamond specifications and retailer prices

From £36,057 GBP
As of November 1, 2026
Save £29,904 GBP (45%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £65,961 GBP at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 3.09ct natural round diamond

This 3.09ct natural round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5151686055. Listed at 16 retailers as of November 1, 2026, with prices from £36,057 to £65,961, a £29,904 spread on the same certified stone. Diamond Quarter lists it at £65,961. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

3.09
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 5151686055
Dimensions9.37 × 9.33 × 5.71 mm
L/W Ratio1.00
Top View
9.37 mm9.33 mm3.09 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5151686055
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £50,474 GBP|Low: £36,057 GBP|High: £66,266 GBP|Avg: £45,913 GBP|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5£36,057 GBP
Retailer 7£37,994 GBP
Retailer 8£38,431 GBP
Retailer 6£40,118 GBP
Retailer 2£41,549 GBP
Retailer 9£43,672 GBP
Retailer 1£50,474 GBP
Retailer 4£54,350 GBP
Retailer 3£65,302 GBP

41 data points across 9 retailers

16 retailers£36,057 GBP to £65,961 GBP

B+
Cheapest Retailer
-
£36,057 GBP
B+
Retailer 2
-
£37,994 GBP
View
B+
Retailer 3
-
£38,431 GBP
View
Final sale: no returns
Retailer 4
-
£40,118 GBP
View
Price last confirmed 32 days ago
B+
Retailer 5
-
£40,582 GBP
View
B+
Retailer 6
-
£41,549 GBP
View
Retailer 7
-
£41,925 GBP
View
Price last confirmed 7 days ago
B
Retailer 8
-
£43,672 GBP
View
B
Retailer 9
-
£43,672 GBP
View
B
Retailer 10
-
£44,582 GBP
View
B
Retailer 11
-
£45,419 GBP
View
B
Retailer 12
-
£47,166 GBP
View
B
Retailer 13
-
£50,474 GBP
View
B
Retailer 14
-
£54,350 GBP
View
B
Retailer 15
-
£65,302 GBP
View
Most Expensive
B
Diamond Quarter
3.09VS1H51559A16N · Nov 5
£65,961 GBP
View
15 more retailers have this diamond
Prices start from £36,057 GBPSave up to £29,904 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+
3.09ct Round
£36,057 GBP