CaratHunter
Plans
Oval|Lab Grown|IGI

1.16ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG825633470

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825633470

Diamond specifications and retailer prices

From $367 AUD
As of November 4, 2026
Save $377 AUD (51%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,274 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.16ct lab-grown oval diamond

This 1.16ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG825633470 or 825633470. Listed at 6 retailers as of November 4, 2026, with a 103% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.16
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825633470
Dimensions8.31 × 6.14 × 3.71 mm
L/W Ratio1.35
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
Top View
8.31 mm6.14 mm1.16 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825633470
Side View
Table 61.0%Crown 32.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.4%

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: Nov 4
Current: $1,274 AUD|Low: $367 AUD|High: $1,286 AUD|Avg: $712 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 6$367 AUD
Retailer 2$467 AUD
Retailer 5$585 AUD
Retailer 4$744 AUD
Retailer 3$851 AUD
MOH London$1,274 AUD

40 data points across 6 retailers

6 retailers$367 AUD to $744 AUD

B+
Cheapest Retailer
-
$367 AUD
A
Retailer 2
-
$467 AUD
View
A
Retailer 3
-
$585 AUD
View
B+
Retailer 4
-
$744 AUD
View
Retailer 5
-
$851 AUD
View
Price last confirmed 16 days ago
Most Expensive
MOH London
LG825633470 · Oct 26
$1,274 AUD
£689 GBP
View
Price last confirmed 11 days ago
5 more retailers have this diamond
Prices start from $367 AUDSave up to $377 AUD

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
1.16ct Oval
$367 AUD