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Round|Lab Grown|IGI

3.77ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836616489

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836616489

Diamond specifications and retailer prices

From £1,888 GBP
$2,530 USD
As of October 31, 2026
Save £3,154 GBP (63%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £5,043 GBP at MOH London · As of October 27, 2026
View at MOH London

About this 3.77ct lab-grown round diamond

This 3.77ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836616489 or 836616489. Listed at 11 retailers as of October 27, 2026, with prices from £1,888 to £5,043, a £3,154 spread on the same certified stone. MOH London lists it at £5,043. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.77
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836616489
Dimensions9.86 × 9.95 × 6.19 mm
L/W Ratio1.01
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
9.86 mm9.95 mm3.77 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836616489
Side View
Table 56.0%Crown 36°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.4%

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 31
Current: £5,043 GBP|Low: £1,888 GBP|High: £5,062 GBP|Avg: £3,222 GBP|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 2£1,888 GBP
Retailer 4£2,157 GBP
Retailer 5£2,416 GBP
Retailer 3£2,723 GBP
Retailer 11£2,758 GBP
Retailer 7£2,811 GBP
Retailer 10£2,828 GBP
Retailer 6£4,094 GBP
Retailer 9£4,576 GBP
Retailer 8£4,743 GBP
MOH London£5,043 GBP

12 data points across 11 retailers

11 retailers£1,888 GBP to £5,043 GBP

A
Cheapest Retailer
-
£1,888 GBP
$2,530 USD
A
Retailer 2
-
£2,157 GBP
View
A
Retailer 3
-
£2,416 GBP
View
B+
Retailer 4
-
£2,723 GBP
$3,649 USD
View
B+
Retailer 5
-
£2,758 GBP
$3,695 USD
View
B+
Retailer 6
-
£2,811 GBP
€3,587 EUR
View
B+
Retailer 7
-
£2,828 GBP
$3,789 USD
View
B+
Retailer 8
-
£4,094 GBP
ZAR 88,623 ZAR
View
B+
Retailer 9
-
£4,576 GBP
$6,131 USD
View
B
Retailer 10
-
£4,743 GBP
$6,355 USD
View
Most Expensive
B
MOH London
LG836616489 · Oct 27
£5,043 GBP
View
10 more retailers have this diamond
Prices start from £1,888 GBPSave up to £3,154 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
3.77ct Round
£1,888 GBP