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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG801694132

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG801694132

Diamond specifications and retailer prices

From £260 GBP
$349 USD
As of November 1, 2026
Save £2,262 GBP (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,004 GBP at Rare Carat · As of September 28, 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 LG801694132 or 801694132. Listed at 15 retailers as of October 31, 2026, with a 868% 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 angle28.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694132
Dimensions9.43 × 6.61 × 3.97 mm
L/W Ratio1.43
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
9.43 mm6.61 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694132
Side View
Table 59.0%Crown 28.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.1%

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: £3,004 GBP|Low: £260 GBP|High: £4,523 GBP|Avg: £1,360 GBP|+6.2%
Rare Carat
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
Retailer 15
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Retailer 17
October 31, 2026
Retailer 3£260 GBP
Retailer 11£302 GBP
Retailer 15£447 GBP
Retailer 5£496 GBP
Retailer 17£519 GBP
Retailer 2£598 GBP
Retailer 14£633 GBP
Retailer 6£756 GBP
Retailer 13£947 GBP
Retailer 10£1,146 GBP
Retailer 4£1,454 GBP
Retailer 9£1,557 GBP
Retailer 8£1,688 GBP
Retailer 7£2,043 GBP
Retailer 12£2,314 GBP
Retailer 16£2,523 GBP
Rare Carat£3,004 GBP

25 data points across 17 retailers

15 retailers£260 GBP to £2,523 GBP

A+
Cheapest Retailer
-
£260 GBP
$349 USD
A
Retailer 2
-
£302 GBP
$405 USD
View
A
Retailer 3
-
£447 GBP
$599 USD
View
A
Retailer 4
-
£496 GBP
$665 USD
View
A
Retailer 5
-
£519 GBP
$695 USD
View
A
Retailer 6
-
£598 GBP
€763 EUR
View
A
Retailer 7
-
£633 GBP
$848 USD
View
B+
Retailer 8
-
£756 GBP
A$1,558 AUD
View
B+
Retailer 9
-
£947 GBP
$1,269 USD
View
B+
Retailer 10
-
£1,146 GBP
$1,536 USD
View
B+
Retailer 11
-
£1,454 GBP
View
B
Retailer 12
-
£2,043 GBP
$2,737 USD
View
B
Retailer 13
-
£2,314 GBP
$3,100 USD
View
B
Retailer 14
-
£2,523 GBP
$3,380 USD
View
Most Expensive
Rare Carat
628-34B · Sep 28
£3,004 GBP
$4,025 USD
View
Price last confirmed 35 days ago
14 more retailers have this diamond
Prices start from £260 GBPSave up to £2,262 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
£260 GBP