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1.53ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6451856769

Certificate GIA 6451856769

Diamond specifications and retailer prices

From €6,425 EUR
As of November 6, 2026
Save €531 EUR (8%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €8,427 EUR at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6451856769. Listed at 3 retailers as of November 4, 2026, with a relatively tight 8% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6451856769
Dimensions7.30 × 7.36 × 4.58 mm
L/W Ratio1.01
Top View
7.30 mm7.36 mm1.53 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6451856769
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.4°CuletDepth 62.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: €8,427 EUR|Low: €6,338 EUR|High: €8,562 EUR|Avg: €7,459 EUR|+0.8%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2€6,425 EUR
77 Diamonds€8,427 EUR

30 data points across 2 retailers

3 retailers€6,425 EUR to €6,956 EUR

B
Cheapest Retailer
-
€6,425 EUR
B
Retailer 2
-
€6,956 EUR
View
Most Expensive
77 Diamonds
RBZAEHRSEUN · Nov 6
€8,427 EUR
£7,448 GBP
View
Price under review
2 more retailers have this diamond
Prices start from €6,425 EURSave up to €531 EUR

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
1.53ct Round
€6,425 EUR