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Marquise|Natural|GIA

1.05ct H VS1 Marquise Natural Diamond

EX • H/VS1 • GIA 6541964123

Certificate GIA 6541964123

Diamond specifications and retailer prices

From £3,392 GBP
CA$6,322 CAD
As of October 30, 2026
Save £901 GBP (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £4,293 GBP at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.05ct natural marquise diamond

This 1.05ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541964123. Listed at 7 retailers as of October 30, 2026, with prices from £3,392 to £4,293, a £901 spread on the same certified stone. 77 Diamonds lists it at £4,293. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6541964123
Dimensions10.53 × 5.31 × 3.24 mm
L/W Ratio1.98
Top View
10.53 mm5.31 mm1.05 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6541964123
Side View
Table 58.0%CrownGirdle: UNSPavilionCulet: NoneDepth 61.0%

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 30
Current: £4,293 GBP|Low: £3,392 GBP|High: £5,114 GBP|Avg: £4,083 GBP|+17.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4£3,392 GBP
Retailer 9£3,587 GBP
Retailer 3£3,944 GBP
Retailer 8£3,963 GBP
Retailer 6£4,061 GBP
Retailer 7£4,061 GBP
Retailer 5£4,195 GBP
Retailer 2£4,264 GBP
77 Diamonds£4,293 GBP
Retailer 10£5,114 GBP

21 data points across 10 retailers

7 retailers£3,392 GBP to £4,293 GBP

B+
Cheapest Retailer
-
£3,392 GBP
CA$6,322 CAD
B+
Retailer 2
-
£3,944 GBP
$5,292 USD
View
B+
Retailer 3
-
£4,061 GBP
$5,450 USD
View
B+
Retailer 4
-
£4,061 GBP
$5,450 USD
View
B
Retailer 5
-
£4,195 GBP
$5,630 USD
View
B
Retailer 6
-
£4,264 GBP
€5,450 EUR
View
Most Expensive
B
77 Diamonds
MQMBVQ7EXQTG · Nov 2
£4,293 GBP
View
6 more retailers have this diamond
Prices start from £3,392 GBPSave up to £901 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 Marquise
£3,392 GBP