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Marquise|Natural|GIA

1.04ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 6472019400

Certificate GIA 6472019400

Diamond specifications and retailer prices

From £1,252 GBP
As of November 6, 2026
Save £2,282 GBP (65%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,534 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.04ct natural marquise diamond

This 1.04ct natural marquise sits in the classic one-carat band, graded J 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 6472019400. Listed at 19 retailers as of November 5, 2026, with prices from £1,252 to £3,534, a £2,282 spread on the same certified stone. NZ Jewellers lists it at £3,534. 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

1.04
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6472019400
Dimensions10.29 × 4.74 × 3.46 mm
L/W Ratio2.17
Top View
10.29 mm4.74 mm1.04 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6472019400
Side View
Table 59.0%CrownGirdle: ETN-ETKPavilionCulet: NoneDepth 73.1%

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: £3,534 GBP|Low: £1,215 GBP|High: £3,534 GBP|Avg: £1,855 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
November 6, 2026
Retailer 14£1,252 GBP
Retailer 2£1,259 GBP
Retailer 5£1,560 GBP
Retailer 4£1,565 GBP
Retailer 7£1,640 GBP
Retailer 13£1,690 GBP
Retailer 8£1,745 GBP
Retailer 12£1,768 GBP
Retailer 3£1,951 GBP
Retailer 10£2,063 GBP
Retailer 6£2,078 GBP
Retailer 9£2,151 GBP
Retailer 11£2,953 GBP
NZ Jewellers£3,534 GBP

40 data points across 14 retailers

19 retailers£1,252 GBP to £3,534 GBP

A
Cheapest Retailer
-
£1,252 GBP
A
Retailer 2
-
£1,259 GBP
View
B+
Retailer 3
-
£1,527 GBP
View
B+
Retailer 4
-
£1,560 GBP
View
Final sale: no returns
B+
Retailer 5
-
£1,565 GBP
View
B+
Retailer 6
-
£1,576 GBP
View
B+
Retailer 7
-
£1,640 GBP
View
B+
Retailer 8
-
£1,690 GBP
View
Retailer 9
-
£1,690 GBP
View
Price last confirmed 9 days ago
B+
Retailer 10
-
£1,696 GBP
View
B+
Retailer 11
-
£1,745 GBP
View
B+
Retailer 12
-
£1,768 GBP
View
B+
Retailer 13
-
£1,794 GBP
View
B
Retailer 14
-
£1,951 GBP
View
B
Retailer 15
-
£2,063 GBP
View
Retailer 16
-
£2,078 GBP
View
Price last confirmed 32 days ago
B
Retailer 17
-
£2,151 GBP
View
B
Retailer 18
-
£2,953 GBP
View
Most Expensive
C
NZ Jewellers
fd9ed30e-ca09-48ee-bd81-867197349e70 · Nov 5
£3,534 GBP
$4,730 USD
View
18 more retailers have this diamond
Prices start from £1,252 GBPSave up to £2,282 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
1.04ct Marquise
£1,252 GBP