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Round|Lab Grown|IGI

1.25ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG825621036

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825621036

Diamond specifications and retailer prices

From £121 GBP
$163 USD
As of November 1, 2026
Save £680 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £802 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.25ct lab-grown round diamond

This 1.25ct 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 LG825621036 or 825621036. Listed at 16 retailers as of November 1, 2026, with prices from £121 to £802, a £680 spread on the same certified stone. Reve Diamonds lists it at £802. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825621036
Dimensions6.87 × 6.86 × 4.30 mm
L/W Ratio1.00
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
6.87 mm6.86 mm1.25 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825621036
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £368 GBP|Low: £121 GBP|High: £802 GBP|Avg: £362 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
November 1, 2026
Retailer 2£121 GBP
Retailer 3£136 GBP
Retailer 16£141 GBP
Retailer 4£151 GBP
Retailer 13£151 GBP
Retailer 5£210 GBP
Retailer 12£253 GBP
Retailer 9£260 GBP
Retailer 6£338 GBP
Retailer 1£368 GBP
Retailer 7£382 GBP
Retailer 11£410 GBP
Retailer 15£484 GBP
Retailer 14£511 GBP
Retailer 8£525 GBP
Retailer 10£705 GBP
Reve Diamonds£802 GBP

19 data points across 17 retailers

16 retailers£121 GBP to £802 GBP

A
Cheapest Retailer
-
£121 GBP
$163 USD
A
Retailer 2
-
£136 GBP
$182 USD
View
Final sale: no returns
A
Retailer 3
-
£141 GBP
$189 USD
View
Retailer 4
-
£151 GBP
$202 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£151 GBP
$202 USD
View
B+
Retailer 6
-
£210 GBP
$282 USD
View
A
Retailer 7
-
£260 GBP
ZAR 5,639 ZAR
View
A
Retailer 8
-
£338 GBP
$454 USD
View
A
Retailer 9
-
£368 GBP
A$759 AUD
View
B+
Retailer 10
-
£382 GBP
$512 USD
View
Retailer 11
-
£410 GBP
$550 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
£484 GBP
$650 USD
View
B+
Retailer 13
-
£511 GBP
$686 USD
View
B+
Retailer 14
-
£525 GBP
$705 USD
View
Retailer 15
-
£705 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Reve Diamonds
4BDADE622 · Nov 1
£802 GBP
$1,076 USD
View
15 more retailers have this diamond
Prices start from £121 GBPSave up to £680 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
1.25ct Round
£121 GBP