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Round|Lab Grown|IGI

1.27ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG837612219

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837612219

Diamond specifications and retailer prices

From £138 GBP
$185 USD
As of November 1, 2026
Save £669 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £807 GBP at Reve Diamonds · As of November 1, 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 H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837612219 or 837612219. Listed at 14 retailers as of November 1, 2026, with prices from £138 to £807, a £669 spread on the same certified stone. Reve Diamonds lists it at £807. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837612219
Dimensions6.98 × 6.93 × 4.33 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.98 mm6.93 mm1.27 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837612219
Side View
Table 57.0%Crown 35.1°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 62.3%

Caratlytics Score

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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 1
Current: £372 GBP|Low: £138 GBP|High: £807 GBP|Avg: £424 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Reve Diamonds
November 1, 2026
Retailer 6£138 GBP
Retailer 7£215 GBP
Retailer 3£255 GBP
Retailer 2£263 GBP
Retailer 1£372 GBP
Retailer 8£393 GBP
Retailer 5£519 GBP
Retailer 9£532 GBP
Retailer 4£717 GBP
Reve Diamonds£807 GBP

29 data points across 10 retailers

14 retailers£138 GBP to £807 GBP

Retailer 1
-
£118 GBP
$159 USD
Price last confirmed 25 days ago
A
Retailer 2
-
£138 GBP
$185 USD
View
Final sale: no returns
Retailer 3
-
£153 GBP
$205 USD
View
Price last confirmed 25 days ago
Retailer 4
-
£153 GBP
$205 USD
View
Price last confirmed 31 days ago
B+
Retailer 5
-
£215 GBP
$288 USD
View
A
Retailer 6
-
£255 GBP
View
A
Retailer 7
-
£263 GBP
ZAR 5,712 ZAR
View
A
Retailer 8
-
£372 GBP
A$769 AUD
View
B+
Retailer 9
-
£393 GBP
$527 USD
View
Retailer 10
-
£491 GBP
$659 USD
View
Price last confirmed 33 days ago
B
Retailer 11
-
£519 GBP
$696 USD
View
B+
Retailer 12
-
£532 GBP
$713 USD
View
B
Retailer 13
-
£717 GBP
View
Most Expensive
B
Reve Diamonds
55079E7AB · Nov 1
£807 GBP
$1,083 USD
View
13 more retailers have this diamond
Prices start from £138 GBPSave up to £669 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
£138 GBP