CaratHunter
Plans
Oval|Lab Grown|IGI

2.81ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG606318294

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG606318294

Diamond specifications and retailer prices

From £322 GBP
$429 USD
As of October 29, 2026
Save £3,162 GBP (91%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,484 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.81ct lab-grown oval diamond

This 2.81ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG606318294 or 606318294. Listed at 15 retailers as of October 29, 2026, with prices from £322 to £3,484, a £3,162 spread on the same certified stone. Brilliant Earth lists it at £3,484. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.81
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG606318294
Dimensions11.27 × 8.02 × 5.00 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
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
Top View
11.27 mm8.02 mm2.81 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG606318294
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.3%

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 29
Current: £3,484 GBP|Low: £309 GBP|High: £3,589 GBP|Avg: £985 GBP|-2.9%
Brilliant Earth
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
October 29, 2026
Retailer 15£322 GBP
Retailer 4£360 GBP
Retailer 5£360 GBP
Retailer 6£399 GBP
Retailer 16£399 GBP
Retailer 9£507 GBP
Retailer 14£537 GBP
Retailer 12£636 GBP
Retailer 2£657 GBP
Retailer 7£894 GBP
Retailer 13£930 GBP
Retailer 3£1,284 GBP
Retailer 8£1,308 GBP
Retailer 10£1,469 GBP
Retailer 11£1,874 GBP
Brilliant Earth£3,484 GBP

43 data points across 16 retailers

15 retailers£322 GBP to £3,484 GBP

A
Cheapest Retailer
-
£322 GBP
$429 USD
A
Retailer 2
-
£360 GBP
$480 USD
View
Final sale: no returns
A
Retailer 3
-
£360 GBP
$480 USD
View
A
Retailer 4
-
£399 GBP
$532 USD
View
A
Retailer 5
-
£399 GBP
$532 USD
View
A
Retailer 6
-
£507 GBP
$675 USD
View
B+
Retailer 7
-
£537 GBP
$715 USD
View
A
Retailer 8
-
£657 GBP
View
B+
Retailer 9
-
£894 GBP
$1,191 USD
View
B+
Retailer 10
-
£930 GBP
$1,239 USD
View
B
Retailer 11
-
£1,284 GBP
$1,710 USD
View
B
Retailer 12
-
£1,308 GBP
$1,742 USD
View
B
Retailer 13
-
£1,469 GBP
View
B
Retailer 14
-
£1,874 GBP
$2,495 USD
View
Most Expensive
B
Brilliant Earth
21312170A · Oct 29
£3,484 GBP
$4,640 USD
View
14 more retailers have this diamond
Prices start from £322 GBPSave up to £3,162 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
2.81ct Oval
£322 GBP