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Round|Natural|GIA

1.00ct G VS1 Round Natural Diamond

EX • G/VS1 • GIA 6551721137

Certificate GIA 6551721137

Diamond specifications and retailer prices

From £2,343 GBP
As of November 5, 2026
Save £674 GBP (22%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,017 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6551721137. Listed at 6 retailers as of November 5, 2026, with prices from £2,343 to £3,017, a £674 spread on the same certified stone. GemTrove lists it at £3,017. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6551721137
Dimensions6.31 × 6.36 × 3.99 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Pinpoint, Indented Natural, Natural
Top View
6.31 mm6.36 mm1.00 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551721137
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.0%

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 5
Current: £3,017 GBP|Low: £2,343 GBP|High: £3,035 GBP|Avg: £2,800 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 2£2,343 GBP
Retailer 4£2,720 GBP
Retailer 5£2,875 GBP
Retailer 3£2,909 GBP
GemTrove£3,017 GBP

45 data points across 5 retailers

6 retailers£2,343 GBP to £3,017 GBP

A
Cheapest Retailer
-
£2,343 GBP
A
Retailer 2
-
£2,720 GBP
View
A
Retailer 3
-
£2,875 GBP
View
Retailer 4
-
£2,909 GBP
View
Price last confirmed 7 days ago
B+
Retailer 5
-
£2,970 GBP
View
Most Expensive
B+
GemTrove
GT-N-01360114-98 · Nov 6
£3,017 GBP
A$6,248 AUD
View
5 more retailers have this diamond
Prices start from £2,343 GBPSave up to £674 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
1.00ct Round
£2,343 GBP