CaratHunter
Plans
Oval|Lab Grown|IGI

0.77ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG782652406

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG782652406

Diamond specifications and retailer prices

From $258 USD
£203 GBP
As of October 25, 2026
Save $1,078 USD (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,336 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.77ct lab-grown oval diamond

This 0.77ct lab-grown oval sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG782652406 or 782652406. Listed at 4 retailers as of October 25, 2026, with prices from $258 to $1,336, a $1,078 spread on the same certified stone. MOH London lists it at $1,336. 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

0.77
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782652406
Dimensions6.97 × 5.53 × 3.18 mm
L/W Ratio1.26
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
6.97 mm5.53 mm0.77 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG782652406
Side View
Table 65.0%Crown 32°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 57.5%

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 25
Current: $1,336 USD|Low: $235 USD|High: $1,336 USD|Avg: $445 USD|+58.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 26, 2026
Retailer 5$235 USD
Retailer 3$258 USD
Retailer 2$304 USD
Retailer 4$570 USD
MOH London$1,336 USD

11 data points across 5 retailers

4 retailers$258 USD to $1,336 USD

A
Cheapest Retailer
-
$258 USD
£203 GBP
A
Retailer 2
-
$304 USD
View
B
Retailer 3
-
$570 USD
View
Most Expensive
B
MOH London
LG782652406 · Oct 26
$1,336 USD
£1,052 GBP
View
3 more retailers have this diamond
Prices start from $258 USDSave up to $1,078 USD

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
0.77ct Oval
$258 USD