Round|Lab Grown|IGI

1.36ct D SI1 Round Lab Grown Diamond

VG • D/SI1 • IGI LG760599809

Shape and cutting style on the report: Round brilliant

Certificate IGI LG760599809

Diamond specifications and retailer prices

From £141 GBP
$189 USD
As of October 29, 2026
Save £681 GBP (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £822 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.36ct lab-grown round diamond

This 1.36ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG760599809 or 760599809. Listed at 17 retailers as of October 29, 2026, with prices from £141 to £822, a £681 spread on the same certified stone. MOH London lists it at £822. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.36
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760599809
Dimensions7.06 × 7.01 × 4.47 mm
L/W Ratio1.01
Girdle conditionPARTLY POLISHED
Culet sizeNone
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
7.06 mm7.01 mm1.36 ctD / SI1
OriginLab Grown
CutVery Good
PolishGood
SymmetryVery Good
FluorescenceNone
CertificateIGI LG760599809
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £822 GBP|Low: £135 GBP|High: £842 GBP|Avg: £351 GBP|-2.4%
MOH London
Retailer 2
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November 1, 2026
Retailer 14£141 GBP
Retailer 15£158 GBP
Retailer 5£163 GBP
Retailer 8£175 GBP
Retailer 16£175 GBP
Retailer 9£295 GBP
Retailer 6£307 GBP
Retailer 2£317 GBP
Retailer 11£347 GBP
Retailer 7£347 GBP
Retailer 3£363 GBP
Retailer 12£403 GBP
Retailer 13£460 GBP
Retailer 10£522 GBP
Retailer 4£562 GBP
MOH London£822 GBP

35 data points across 16 retailers

17 retailers£141 GBP to £822 GBP

A
Cheapest Retailer
-
£141 GBP
$189 USD
A
Retailer 2
-
£158 GBP
$212 USD
View
Final sale: no returns
A
Retailer 3
-
£163 GBP
$219 USD
View
B+
Retailer 4
-
£175 GBP
$234 USD
View
A
Retailer 5
-
£175 GBP
$234 USD
View
A
Retailer 6
-
£295 GBP
€376 EUR
View
B+
Retailer 7
-
£307 GBP
$411 USD
View
B+
Retailer 8
-
£317 GBP
View
B+
Retailer 9
-
£347 GBP
View
B+
Retailer 10
-
£347 GBP
$465 USD
View
B+
Retailer 11
-
£363 GBP
$487 USD
View
B+
Retailer 12
-
£403 GBP
$540 USD
View
B
Retailer 13
-
£460 GBP
$616 USD
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B
Retailer 14
-
£522 GBP
$700 USD
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Retailer 15
-
£523 GBP
$701 USD
View
Price last confirmed 47 days ago
B
Retailer 16
-
£562 GBP
$753 USD
View
Most Expensive
B
MOH London
LG760599809 · Oct 29
£822 GBP
View
16 more retailers have this diamond
Prices start from £141 GBPSave up to £681 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
1.36ct Round
£141 GBP