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Oval|Lab Grown|IGI

1.37ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG800679277

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG800679277

Diamond specifications and retailer prices

From £365 GBP
HK$3,800 HKD
As of October 30, 2026
Save £2,143 GBP (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,508 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.37ct lab-grown oval diamond

This 1.37ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800679277 or 800679277. Listed at 12 retailers as of October 30, 2026, with prices from £365 to £2,508, a £2,143 spread on the same certified stone. Brilliant Earth lists it at £2,508. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679277
Dimensions8.92 × 6.30 × 3.87 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
8.92 mm6.30 mm1.37 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679277
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.4%

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: Oct 30
Current: £2,508 GBP|Low: £365 GBP|High: £2,778 GBP|Avg: £974 GBP|-9.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3£365 GBP
Retailer 7£449 GBP
Retailer 5£516 GBP
Retailer 4£560 GBP
Retailer 2£571 GBP
Retailer 9£724 GBP
Retailer 8£759 GBP
Retailer 11£1,055 GBP
Retailer 6£1,277 GBP
Retailer 10£1,812 GBP
Brilliant Earth£2,508 GBP

41 data points across 11 retailers

12 retailers£365 GBP to £2,508 GBP

A
Cheapest Retailer
-
£365 GBP
HK$3,800 HKD
A
Retailer 2
-
£449 GBP
$598 USD
View
A
Retailer 3
-
£516 GBP
€654 EUR
View
B+
Retailer 4
-
£560 GBP
A$1,148 AUD
View
A
Retailer 5
-
£571 GBP
View
B+
Retailer 6
-
£724 GBP
$964 USD
View
B+
Retailer 7
-
£759 GBP
$1,011 USD
View
B+
Retailer 8
-
£912 GBP
$1,214 USD
View
B
Retailer 9
-
£1,055 GBP
$1,405 USD
View
B+
Retailer 10
-
£1,277 GBP
View
Retailer 11
-
£1,812 GBP
$2,413 USD
View
Price last confirmed 71 days ago
Most Expensive
B
Brilliant Earth
20788665A · Oct 30
£2,508 GBP
$3,340 USD
View
11 more retailers have this diamond
Prices start from £365 GBPSave up to £2,143 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
1.37ct Oval
£365 GBP