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Oval|Lab Grown|IGI

1.28ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG841641618

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG841641618

Diamond specifications and retailer prices

From £236 GBP
As of October 26, 2026
Save £666 GBP (74%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £902 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841641618 or 841641618. Listed at 12 retailers as of October 25, 2026, with prices from £236 to £902, a £666 spread on the same certified stone. Reve Diamonds lists it at £902. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641618
Dimensions8.75 × 6.18 × 3.86 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.75 mm6.18 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641618
Side View
Table 61.0%Crown 36°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Oct 26
Current: £882 GBP|Low: £169 GBP|High: £902 GBP|Avg: £494 GBP|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
October 26, 2026
Retailer 11£169 GBP
Retailer 5£236 GBP
Retailer 8£319 GBP
Retailer 4£327 GBP
Retailer 6£334 GBP
Retailer 9£361 GBP
Retailer 7£461 GBP
Retailer 12£462 GBP
Retailer 2£571 GBP
Retailer 10£608 GBP
Retailer 3£646 GBP
Retailer 1£882 GBP
Reve Diamonds£902 GBP

9 data points across 13 retailers

12 retailers£236 GBP to £902 GBP

A
Cheapest Retailer
-
£236 GBP
A
Retailer 2
-
£319 GBP
ZAR 6,854 ZAR
View
A
Retailer 3
-
£327 GBP
$435 USD
View
A
Retailer 4
-
£334 GBP
View
A
Retailer 5
-
£361 GBP
$481 USD
View
B+
Retailer 6
-
£461 GBP
A$944 AUD
View
Retailer 7
-
£462 GBP
$615 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£571 GBP
$760 USD
View
B+
Retailer 9
-
£608 GBP
$809 USD
View
B
Retailer 10
-
£646 GBP
$860 USD
View
B
Retailer 11
-
£882 GBP
View
Most Expensive
B
Reve Diamonds
FCC027706 · Oct 25
£902 GBP
$1,201 USD
View
11 more retailers have this diamond
Prices start from £236 GBPSave up to £666 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
1.28ct Oval
£236 GBP