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Round|Lab Grown|IGI

1.27ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG487175191

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487175191

Diamond specifications and retailer prices

From £784 GBP
$1,050 USD
As of October 29, 2026
Save £546 GBP (41%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,869 GBP at Friendly Diamonds · As of October 30, 2026
View at Friendly Diamonds

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG487175191 or 487175191. Listed at 13 retailers as of October 29, 2026, with a 70% 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

1.27
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487175191
Dimensions6.90 × 6.88 × 4.30 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
6.90 mm6.88 mm1.27 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487175191
Side View
Table 56.5%Crown 35.9°Girdle: MediumPavilion 40.4°Culet: NoneDepth 62.4%

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: £1,329 GBP|Low: £634 GBP|High: £3,166 GBP|Avg: £1,495 GBP|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 4£784 GBP
Retailer 3£794 GBP
Retailer 7£889 GBP
Retailer 5£921 GBP
Retailer 8£1,052 GBP
Retailer 1£1,329 GBP
Retailer 6£1,467 GBP
Retailer 9£2,684 GBP
Retailer 2£3,141 GBP

40 data points across 9 retailers

13 retailers£784 GBP to £1,329 GBP

B
Cheapest Retailer
-
£784 GBP
$1,050 USD
B
Retailer 2
-
£794 GBP
$1,064 USD
View
B
Retailer 3
-
£864 GBP
$1,158 USD
View
B
Retailer 4
-
£889 GBP
$1,191 USD
View
Final sale: no returns
Retailer 5
-
£921 GBP
$1,234 USD
View
Price last confirmed 14 days ago
B
Retailer 6
-
£921 GBP
$1,234 USD
View
B
Retailer 7
-
£1,052 GBP
$1,410 USD
View
B
Retailer 8
-
£1,329 GBP
View
Retailer 9
-
£1,467 GBP
$1,966 USD
View
Price under review
Retailer 10
-
£1,727 GBP
$2,314 USD
View
Price under review
Most Expensive
Friendly Diamonds
3176340 · Oct 30
£1,869 GBP
$2,504 USD
View
Price under review
10 more retailers have this diamond
Prices start from £784 GBPSave up to £546 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
1.27ct Round
£784 GBP