Round|Natural|GIA

1.05ct D VS1 Round Natural Diamond

EX • D/VS1 • GIA 2426256002

Certificate GIA 2426256002

Diamond specifications and retailer prices

From £5,484 GBP
$7,303 USD
As of October 29, 2026
Save £4,652 GBP (46%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £12,099 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2426256002. Listed at 25 retailers as of October 29, 2026, with a 85% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2426256002
Dimensions6.51 × 6.48 × 4.02 mm
L/W Ratio1.00
Top View
6.51 mm6.48 mm1.05 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2426256002
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.9%

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: Oct 29
Current: £6,708 GBP|Low: £5,545 GBP|High: £10,203 GBP|Avg: £7,327 GBP|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 7£5,575 GBP
Retailer 6£6,049 GBP
Retailer 4£6,682 GBP
Retailer 1£6,708 GBP
Retailer 8£7,244 GBP
Retailer 2£7,537 GBP
Retailer 5£8,730 GBP
Retailer 3£10,136 GBP

44 data points across 8 retailers

25 retailers£5,484 GBP to £10,136 GBP

B+
Cheapest Retailer
-
£5,484 GBP
$7,303 USD
B+
Retailer 2
-
£5,575 GBP
€7,070 EUR
View
B+
Retailer 3
-
£5,649 GBP
A$11,574 AUD
View
B+
Retailer 4
-
£5,664 GBP
$7,542 USD
View
B+
Retailer 5
-
£5,943 GBP
CA$10,993 CAD
View
B+
Retailer 6
-
£6,022 GBP
$8,020 USD
View
B+
Retailer 7
-
£6,049 GBP
$8,056 USD
View
B+
Retailer 8
-
£6,049 GBP
$8,056 USD
View
Final sale: no returns
B
Retailer 9
-
£6,553 GBP
$8,727 USD
View
B
Retailer 10
-
£6,655 GBP
$8,862 USD
View
B
Retailer 11
-
£6,682 GBP
A$13,690 AUD
View
B+
Retailer 12
-
£6,708 GBP
View
B
Retailer 13
-
£7,171 GBP
$9,550 USD
View
B
Retailer 14
-
£7,171 GBP
$9,550 USD
View
B
Retailer 15
-
£7,191 GBP
$9,576 USD
View
B
Retailer 16
-
£7,234 GBP
$9,633 USD
View
B
Retailer 17
-
£7,244 GBP
View
B
Retailer 18
-
£7,412 GBP
$9,870 USD
View
B
Retailer 19
-
£7,537 GBP
€9,559 EUR
View
B
Retailer 20
-
£7,562 GBP
$10,070 USD
View
Retailer 21
-
£7,964 GBP
$10,606 USD
View
Price last confirmed 7 days ago
Retailer 22
-
£8,730 GBP
ZAR 187,812 ZAR
View
Price last confirmed 7 days ago
B
Retailer 23
-
£10,136 GBP
View
Retailer 24
-
£11,738 GBP
View
Price under review
Most Expensive
NZ Jewellers
4ad8b986-18a4-4bbe-a27c-e91d8f5b6102 · Oct 30
£12,099 GBP
$16,112 USD
View
Price under review
24 more retailers have this diamond
Prices start from £5,484 GBPSave up to £4,652 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+
1.05ct Round
£5,484 GBP