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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG815697548

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815697548

Diamond specifications and retailer prices

From £214 GBP
$287 USD
As of November 1, 2026
Save £1,958 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,908 GBP at Rare Carat · As of July 20, 2026
View at Rare Carat

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815697548 or 815697548. Listed at 13 retailers as of October 31, 2026, with a 914% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815697548
Dimensions9.27 × 6.55 × 4.03 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.27 mm6.55 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815697548
Side View
Table 59.0%Crown 33.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A+
Exceptional
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 1
Current: £1,173 GBP|Low: £212 GBP|High: £4,172 GBP|Avg: £937 GBP|-7.8%
Retailer 1
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Retailer 11
Retailer 12
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Retailer 18
November 1, 2026
Retailer 10£212 GBP
Retailer 13£214 GBP
Retailer 9£243 GBP
Retailer 3£248 GBP
Retailer 16£436 GBP
Retailer 2£455 GBP
Retailer 15£460 GBP
Retailer 5£605 GBP
Retailer 6£626 GBP
Retailer 8£808 GBP
Retailer 11£815 GBP
Retailer 14£896 GBP
Retailer 18£941 GBP
Retailer 1£1,173 GBP
Retailer 7£1,241 GBP
Retailer 17£1,896 GBP
Retailer 4£2,043 GBP
Retailer 12£2,172 GBP

21 data points across 18 retailers

13 retailers£214 GBP to £2,172 GBP

A+
Cheapest Retailer
-
£214 GBP
$287 USD
A
Retailer 2
-
£248 GBP
$332 USD
View
A
Retailer 3
-
£436 GBP
$584 USD
View
A
Retailer 4
-
£455 GBP
$610 USD
View
A
Retailer 5
-
£460 GBP
$617 USD
View
B+
Retailer 6
-
£815 GBP
$1,092 USD
View
B+
Retailer 7
-
£896 GBP
$1,201 USD
View
B+
Retailer 8
-
£941 GBP
$1,261 USD
View
B+
Retailer 9
-
£1,173 GBP
View
B
Retailer 10
-
£1,896 GBP
$2,540 USD
View
B
Retailer 11
-
£2,043 GBP
$2,737 USD
View
B
Retailer 12
-
£2,172 GBP
$2,910 USD
View
Most Expensive
Rare Carat
PD-216948 · Jul 20
£2,908 GBP
$3,896 USD
View
Price last confirmed 104 days ago
12 more retailers have this diamond
Prices start from £214 GBPSave up to £1,958 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+
1.54ct Oval
£214 GBP