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Round|Natural|GIA

1.54ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6522690492

Certificate GIA 6522690492

Diamond specifications and retailer prices

From £2,296 GBP
As of November 3, 2026
Save £297 GBP (11%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,593 GBP at Moon Ocean · As of November 2, 2026
View at Moon Ocean

About this 1.54ct natural round diamond

This 1.54ct 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 6522690492. Listed at 3 retailers as of November 2, 2026, with a relatively tight 13% 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

1.54
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6522690492
Dimensions7.33 × 7.38 × 4.61 mm
L/W Ratio1.01
Top View
7.33 mm7.38 mm1.54 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522690492
Side View
Table 56.0%Crown 36°GirdlePavilion 40.8°CuletDepth 62.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 3
Current: £2,593 GBP|Low: £2,146 GBP|High: £2,725 GBP|Avg: £2,510 GBP|-1.3%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 2£2,189 GBP
Retailer 3£2,296 GBP
Moon Ocean£2,593 GBP
Retailer 5£2,717 GBP
Retailer 4£2,725 GBP

32 data points across 5 retailers

3 retailers£2,296 GBP to £2,593 GBP

Retailer 1
-
£2,189 GBP
Price last confirmed 7 days ago
B+
Retailer 2
-
£2,296 GBP
View
Most Expensive
B
Moon Ocean
NVN-9ECE759F1-492 · Nov 2
£2,593 GBP
View
2 more retailers have this diamond
Prices start from £2,296 GBPSave up to £297 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+
1.54ct Round
£2,296 GBP