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Marquise|Natural|GIA

1.01ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 6541215846

Certificate GIA 6541215846

Diamond specifications and retailer prices

From £2,096 GBP
$2,809 USD
As of November 1, 2026
Save £2,407 GBP (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £4,503 GBP at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541215846. Listed at 14 retailers as of October 30, 2026, with prices from £2,096 to £4,503, a £2,407 spread on the same certified stone. NZ Jewellers lists it at £4,503. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceNone
Pavilion angle39.6°
OriginNatural
Grading LabGIA
CertificateGIA 6541215846
Dimensions10.67 × 5.08 × 3.18 mm
L/W Ratio2.10
Top View
10.67 mm5.08 mm1.01 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 6541215846
Side View
Table 58.0%CrownGirdle: STK-VTKPavilion 39.6°Culet: NoneDepth 62.6%

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: £4,503 GBP|Low: £1,802 GBP|High: £4,503 GBP|Avg: £2,758 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
November 2, 2026
Retailer 5£2,096 GBP
Retailer 3£2,156 GBP
Retailer 11£2,161 GBP
Retailer 13£2,342 GBP
Retailer 14£2,342 GBP
Retailer 6£2,394 GBP
Retailer 12£2,432 GBP
Retailer 7£2,544 GBP
Retailer 8£2,675 GBP
Retailer 9£2,679 GBP
Retailer 15£2,702 GBP
Retailer 2£2,789 GBP
Retailer 16£2,929 GBP
Retailer 4£3,076 GBP
Retailer 10£4,323 GBP
NZ Jewellers£4,503 GBP

42 data points across 16 retailers

14 retailers£2,096 GBP to £4,503 GBP

B+
Cheapest Retailer
-
£2,096 GBP
$2,809 USD
B
Retailer 2
-
£2,161 GBP
$2,896 USD
View
Final sale: no returns
B
Retailer 3
-
£2,342 GBP
$3,138 USD
View
B
Retailer 4
-
£2,342 GBP
$3,138 USD
View
B
Retailer 5
-
£2,394 GBP
CA$4,455 CAD
View
B
Retailer 6
-
£2,432 GBP
$3,258 USD
View
B
Retailer 7
-
£2,544 GBP
$3,409 USD
View
B
Retailer 8
-
£2,675 GBP
$3,584 USD
View
B
Retailer 9
-
£2,679 GBP
View
B
Retailer 10
-
£2,702 GBP
$3,620 USD
View
B
Retailer 11
-
£2,789 GBP
€3,559 EUR
View
Retailer 12
-
£2,929 GBP
$3,924 USD
View
Price last confirmed 10 days ago
B
Retailer 13
-
£4,323 GBP
View
Most Expensive
C
NZ Jewellers
63d12a82-3f61-4f0c-8ab8-779bb35cfd7a · Oct 30
£4,503 GBP
$6,034 USD
View
13 more retailers have this diamond
Prices start from £2,096 GBPSave up to £2,407 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+
1.01ct Marquise
£2,096 GBP