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Round|Lab Grown|IGI

1.27ct F VVS2 Round Lab Grown Diamond

EX • F/VVS2 • IGI LG851617185

Shape and cutting style on the report: Round brilliant

Certificate IGI LG851617185

Diamond specifications and retailer prices

From £136 GBP
As of November 3, 2026
Save £958 GBP (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,093 GBP at Yadav Diamonds · As of November 4, 2026
View at Yadav 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 F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG851617185 or 851617185. Listed at 20 retailers as of November 3, 2026, with prices from £136 to £1,093, a £958 spread on the same certified stone. Yadav Diamonds lists it at £1,093. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851617185
Dimensions6.93 × 7.01 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.93 mm7.01 mm1.27 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851617185
Side View
Table 61.0%Crown 32.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: £293 GBP|Low: £136 GBP|High: £1,093 GBP|Avg: £410 GBP|+0.5%
Retailer 1
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Retailer 19
Yadav Diamonds
November 4, 2026
Retailer 9£136 GBP
Retailer 7£158 GBP
Retailer 13£170 GBP
Retailer 12£199 GBP
Retailer 17£230 GBP
Retailer 10£283 GBP
Retailer 5£290 GBP
Retailer 1£293 GBP
Retailer 19£300 GBP
Retailer 8£329 GBP
Retailer 11£353 GBP
Retailer 15£396 GBP
Retailer 18£406 GBP
Retailer 4£410 GBP
Retailer 6£541 GBP
Retailer 16£564 GBP
Retailer 2£581 GBP
Retailer 14£587 GBP
Retailer 3£787 GBP
Yadav Diamonds£1,093 GBP

8 data points across 20 retailers

20 retailers£136 GBP to £1,093 GBP

A
Cheapest Retailer
-
£136 GBP
A
Retailer 2
-
£158 GBP
View
A
Retailer 3
-
£170 GBP
View
A
Retailer 4
-
£199 GBP
View
B+
Retailer 5
-
£230 GBP
View
A
Retailer 6
-
£283 GBP
View
A
Retailer 7
-
£290 GBP
View
A
Retailer 8
-
£293 GBP
View
A
Retailer 9
-
£300 GBP
View
A
Retailer 10
-
£329 GBP
View
B+
Retailer 11
-
£353 GBP
View
B+
Retailer 12
-
£396 GBP
View
B+
Retailer 13
-
£406 GBP
View
B+
Retailer 14
-
£410 GBP
View
B
Retailer 15
-
£541 GBP
View
B
Retailer 16
-
£564 GBP
View
B
Retailer 17
-
£581 GBP
View
B
Retailer 18
-
£587 GBP
View
B
Retailer 19
-
£787 GBP
View
Most Expensive
B
Yadav Diamonds
13369025 · Nov 4
£1,093 GBP
$1,476 USD
View
19 more retailers have this diamond
Prices start from £136 GBPSave up to £958 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
1.27ct Round
£136 GBP