CaratHunter
Plans
Oval|Lab Grown|IGI

1.09ct H SI1 Oval Lab Grown Diamond

VG • H/SI1 • IGI LG436074457

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG436074457

Diamond specifications and retailer prices

From €555 EUR
$620 USD
As of October 29, 2026
Save €2,172 EUR (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,727 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.09ct lab-grown oval diamond

This 1.09ct lab-grown oval sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG436074457 or 436074457. Listed at 12 retailers as of October 29, 2026, with prices from €555 to €2,727, a €2,172 spread on the same certified stone. MOH London lists it at €2,727. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.09
Carat
H
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle30.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436074457
Dimensions8.73 × 5.99 × 3.43 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
8.73 mm5.99 mm1.09 ctH / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436074457
Side View
Table 59.0%Crown 30.8°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 57.3%

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: €2,727 EUR|Low: €533 EUR|High: €2,745 EUR|Avg: €1,178 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8€555 EUR
Retailer 2€564 EUR
Retailer 11€621 EUR
Retailer 5€628 EUR
Retailer 9€688 EUR
Retailer 12€688 EUR
Retailer 6€801 EUR
Retailer 10€1,054 EUR
Retailer 3€1,079 EUR
Retailer 7€1,709 EUR
Retailer 4€1,844 EUR
Retailer 13€2,088 EUR
MOH London€2,727 EUR

20 data points across 13 retailers

12 retailers€555 EUR to €2,727 EUR

A
Cheapest Retailer
-
€555 EUR
$620 USD
A
Retailer 2
-
€564 EUR
$630 USD
View
A
Retailer 3
-
€621 EUR
$694 USD
View
Final sale: no returns
A
Retailer 4
-
€622 EUR
$695 USD
View
Retailer 5
-
€688 EUR
$769 USD
View
Price last confirmed 15 days ago
B+
Retailer 6
-
€688 EUR
$769 USD
View
A
Retailer 7
-
€801 EUR
$895 USD
View
B+
Retailer 8
-
€1,054 EUR
$1,177 USD
View
B
Retailer 9
-
€1,709 EUR
$1,909 USD
View
B
Retailer 10
-
€1,811 EUR
$2,023 USD
View
B
Retailer 11
-
€2,088 EUR
$2,332 USD
View
Most Expensive
B
MOH London
LG436074457 · Oct 29
€2,727 EUR
£2,399 GBP
View
11 more retailers have this diamond
Prices start from €555 EURSave up to €2,172 EUR

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
1.09ct Oval
€555 EUR