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Marquise|Natural|GIA

1.01ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 6541705978

Certificate GIA 6541705978

Diamond specifications and retailer prices

From £1,855 GBP
As of November 6, 2026
Save £2,445 GBP (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £4,300 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541705978. Listed at 22 retailers as of November 5, 2026, with prices from £1,855 to £4,300, a £2,445 spread on the same certified stone. NZ Jewellers lists it at £4,300. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6541705978
Dimensions10.72 × 5.12 × 3.18 mm
L/W Ratio2.09
Top View
10.72 mm5.12 mm1.01 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6541705978
Side View
Table 57.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.1%

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: £4,300 GBP|Low: £1,845 GBP|High: £4,300 GBP|Avg: £2,597 GBP
NZ Jewellers
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
November 6, 2026
Retailer 5£1,855 GBP
Retailer 11£1,857 GBP
Retailer 8£2,034 GBP
Retailer 14£2,124 GBP
Retailer 15£2,212 GBP
Retailer 2£2,277 GBP
Retailer 9£2,277 GBP
Retailer 7£2,307 GBP
Retailer 12£2,394 GBP
Retailer 4£2,468 GBP
Retailer 13£2,563 GBP
Retailer 18£2,563 GBP
Retailer 10£2,585 GBP
Retailer 6£2,847 GBP
Retailer 3£2,888 GBP
Retailer 17£3,595 GBP
Retailer 16£4,116 GBP
NZ Jewellers£4,300 GBP

35 data points across 18 retailers

22 retailers£1,855 GBP to £4,300 GBP

A
Cheapest Retailer
-
£1,855 GBP
A
Retailer 2
-
£1,857 GBP
View
Retailer 3
-
£2,034 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
£2,084 GBP
View
A
Retailer 5
-
£2,124 GBP
View
B+
Retailer 6
-
£2,175 GBP
View
A
Retailer 7
-
£2,212 GBP
View
B+
Retailer 8
-
£2,277 GBP
View
B+
Retailer 9
-
£2,277 GBP
View
Final sale: no returns
B+
Retailer 10
-
£2,307 GBP
View
B+
Retailer 11
-
£2,394 GBP
View
B+
Retailer 12
-
£2,468 GBP
View
B+
Retailer 13
-
£2,500 GBP
View
B+
Retailer 14
-
£2,563 GBP
View
B+
Retailer 15
-
£2,563 GBP
View
B+
Retailer 16
-
£2,585 GBP
View
B+
Retailer 17
-
£2,755 GBP
View
B+
Retailer 18
-
£2,847 GBP
View
B+
Retailer 19
-
£2,888 GBP
View
B
Retailer 20
-
£3,595 GBP
View
B
Retailer 21
-
£4,116 GBP
View
Most Expensive
B
NZ Jewellers
ac37a171-b677-45c1-b0c0-3728debd5c98 · Nov 5
£4,300 GBP
$5,755 USD
View
21 more retailers have this diamond
Prices start from £1,855 GBPSave up to £2,445 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
1.01ct Marquise
£1,855 GBP