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Round|Lab Grown|IGI

1.36ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG487197973

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487197973

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)
14 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 LG487197973 or 487197973. Listed at 14 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 angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487197973
Dimensions7.08 × 7.11 × 4.40 mm
L/W Ratio1.00
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
7.08 mm7.11 mm1.36 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487197973
Side View
Table 55.0%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
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: £777 GBP|High: £3,669 GBP|Avg: £1,645 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
October 31, 2026
Retailer 6£873 GBP
Retailer 7£972 GBP
Retailer 10£1,088 GBP
Retailer 8£1,127 GBP
Retailer 11£1,127 GBP
Retailer 3£1,254 GBP
Retailer 2£1,582 GBP
Retailer 9£1,782 GBP
Cape Diamonds£2,071 GBP
Retailer 5£2,941 GBP
Retailer 4£3,640 GBP

41 data points across 11 retailers

14 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
-
£1,088 GBP
$1,458 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 19 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_487197973 · 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