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Round|Natural|GIA

1.53ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6224178971

Certificate GIA 6224178971

Diamond specifications and retailer prices

From £2,054 GBP
As of November 4, 2026
Save £2,779 GBP (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,833 GBP at Allurez · As of November 5, 2026
View at Allurez

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6224178971. Listed at 18 retailers as of November 4, 2026, with prices from £2,054 to £4,833, a £2,779 spread on the same certified stone. Allurez lists it at £4,833. 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

1.53
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35.5°
Pavilion angle56°
OriginNatural
Grading LabGIA
CertificateGIA 6224178971
Dimensions7.06 × 6.62 × 4.04 mm
L/W Ratio1.07
Top View
7.06 mm6.62 mm1.53 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6224178971
Side View
Table 65.0%Crown 35.5°Girdle: STK-VTKPavilion 56°Culet: NoneDepth 61.1%

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 4
Current: £4,833 GBP|Low: £1,756 GBP|High: £4,833 GBP|Avg: £2,812 GBP
Allurez
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7£2,107 GBP
Retailer 3£2,143 GBP
Retailer 8£2,237 GBP
Retailer 10£2,424 GBP
Retailer 11£2,684 GBP
Retailer 4£2,752 GBP
Retailer 9£2,865 GBP
Retailer 2£2,938 GBP
Retailer 5£3,265 GBP
Retailer 6£4,474 GBP
Allurez£4,833 GBP

46 data points across 11 retailers

18 retailers£2,054 GBP to £4,833 GBP

A
Cheapest Retailer
-
£2,054 GBP
A
Retailer 2
-
£2,107 GBP
View
A
Retailer 3
-
£2,143 GBP
View
A
Retailer 4
-
£2,152 GBP
View
A
Retailer 5
-
£2,237 GBP
View
Final sale: no returns
A
Retailer 6
-
£2,346 GBP
View
Retailer 7
-
£2,424 GBP
View
Price last confirmed 8 days ago
Retailer 8
-
£2,426 GBP
View
Price last confirmed 14 days ago
A
Retailer 9
-
£2,436 GBP
View
B+
Retailer 10
-
£2,634 GBP
View
B+
Retailer 11
-
£2,684 GBP
View
A
Retailer 12
-
£2,752 GBP
View
Retailer 13
-
£2,865 GBP
View
Price last confirmed 29 days ago
B+
Retailer 14
-
£2,938 GBP
View
B+
Retailer 15
-
£3,265 GBP
View
B
Retailer 16
-
£3,863 GBP
View
B
Retailer 17
-
£4,474 GBP
View
Most Expensive
B
Allurez
2477025 · Nov 5
£4,833 GBP
$6,469 USD
View
17 more retailers have this diamond
Prices start from £2,054 GBPSave up to £2,779 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
1.53ct Round
£2,054 GBP