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Round|Lab Grown|IGI

1.27ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG849630841

Shape and cutting style on the report: Round brilliant

Certificate IGI LG849630841

Diamond specifications and retailer prices

From £132 GBP
As of November 5, 2026
Save £706 GBP (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £838 GBP at Reve Diamonds · As of November 4, 2026
View at Reve 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849630841 or 849630841. Listed at 22 retailers as of November 4, 2026, with prices from £132 to £838, a £706 spread on the same certified stone. Reve Diamonds lists it at £838. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849630841
Dimensions6.97 × 7.02 × 4.24 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
6.97 mm7.02 mm1.27 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849630841
Side View
Table 60.0%Crown 33.7°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.6%

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 5
Current: £314 GBP|Low: £132 GBP|High: £838 GBP|Avg: £358 GBP|+1.7%
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Retailer 21
Reve Diamonds
November 5, 2026
Retailer 13£132 GBP
Retailer 12£148 GBP
Retailer 14£149 GBP
Retailer 10£154 GBP
Retailer 19£166 GBP
Retailer 7£190 GBP
Retailer 21£223 GBP
Retailer 6£275 GBP
Retailer 18£280 GBP
Retailer 4£283 GBP
Retailer 16£291 GBP
Retailer 1£314 GBP
Retailer 11£350 GBP
Retailer 2£392 GBP
Retailer 8£397 GBP
Retailer 3£400 GBP
Retailer 9£528 GBP
Retailer 15£544 GBP
Retailer 17£554 GBP
Retailer 20£572 GBP
Retailer 5£767 GBP
Reve Diamonds£838 GBP

11 data points across 22 retailers

22 retailers£132 GBP to £838 GBP

A
Cheapest Retailer
-
£132 GBP
A
Retailer 2
-
£148 GBP
View
Final sale: no returns
Retailer 3
-
£149 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£154 GBP
View
A
Retailer 5
-
£166 GBP
View
A
Retailer 6
-
£190 GBP
View
B+
Retailer 7
-
£223 GBP
View
Retailer 8
-
£275 GBP
View
Price last confirmed 7 days ago
A
Retailer 9
-
£280 GBP
View
A
Retailer 10
-
£283 GBP
View
A
Retailer 11
-
£291 GBP
View
A
Retailer 12
-
£314 GBP
View
B+
Retailer 13
-
£350 GBP
View
B+
Retailer 14
-
£392 GBP
View
Retailer 15
-
£397 GBP
View
Price last confirmed 8 days ago
B+
Retailer 16
-
£400 GBP
View
B
Retailer 17
-
£528 GBP
View
B
Retailer 18
-
£544 GBP
View
B+
Retailer 19
-
£554 GBP
View
B
Retailer 20
-
£572 GBP
View
B
Retailer 21
-
£767 GBP
View
Most Expensive
B
Reve Diamonds
B7D9BF98F · Nov 4
£838 GBP
$1,128 USD
View
21 more retailers have this diamond
Prices start from £132 GBPSave up to £706 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
£132 GBP