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Round|Lab Grown|IGI

1.36ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG490193845

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490193845

Diamond specifications and retailer prices

From £873 GBP
$1,170 USD
As of October 29, 2026
Save £381 GBP (30%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,071 GBP at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG490193845 or 490193845. Listed at 15 retailers as of October 29, 2026, with a 44% 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

1.36
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490193845
Dimensions7.10 × 7.05 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.10 mm7.05 mm1.36 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490193845
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 40.3°Culet: NoneDepth 61.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,071 GBP|Low: £776 GBP|High: £3,669 GBP|Avg: £1,777 GBP|+2.7%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 7£873 GBP
Retailer 8£972 GBP
Retailer 11£1,087 GBP
Retailer 9£1,127 GBP
Retailer 12£1,127 GBP
Retailer 3£1,254 GBP
Retailer 2£1,582 GBP
Retailer 10£1,782 GBP
Cape Diamonds£2,071 GBP
Retailer 6£2,941 GBP
Retailer 4£3,189 GBP
Retailer 5£3,640 GBP

40 data points across 12 retailers

15 retailers£873 GBP to £1,254 GBP

B
Cheapest Retailer
-
£873 GBP
$1,170 USD
B
Retailer 2
-
£972 GBP
$1,302 USD
View
B
Retailer 3
-
£1,057 GBP
$1,416 USD
View
B
Retailer 4
-
£1,087 GBP
$1,457 USD
View
Final sale: no returns
B
Retailer 5
-
£1,127 GBP
$1,510 USD
View
Retailer 6
-
£1,127 GBP
$1,510 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
£1,254 GBP
$1,680 USD
View
Retailer 8
-
£1,582 GBP
View
Price under review
Retailer 9
-
£1,782 GBP
$2,388 USD
View
Price under review
Most Expensive
Cape Diamonds
cert_490193845 · Oct 29
£2,071 GBP
ZAR 44,839 ZAR
View
Price under review
9 more retailers have this diamond
Prices start from £873 GBPSave up to £381 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.

B
1.36ct Round
£873 GBP