Oval|Lab Grown|IGI

1.78ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG844672883

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844672883

Diamond specifications and retailer prices

From $270 USD
As of October 30, 2026
Save $934 USD (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,204 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.78ct lab-grown oval diamond

This 1.78ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844672883 or 844672883. Listed at 6 retailers as of October 29, 2026, with prices from $270 to $1,204, a $934 spread on the same certified stone. MOH London lists it at $1,204. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844672883
Dimensions9.82 × 6.75 × 4.23 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.82 mm6.75 mm1.78 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844672883
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $1,204 USD|Low: $270 USD|High: $1,204 USD|Avg: $567 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$270 USD
Retailer 3$350 USD
Retailer 5$504 USD
Retailer 6$513 USD
Retailer 7$600 USD
Retailer 2$963 USD
MOH London$1,204 USD

6 data points across 7 retailers

6 retailers$270 USD to $1,204 USD

A
Cheapest Retailer
-
$270 USD
Final sale: no returns
A
Retailer 2
-
$350 USD
£276 GBP
View
B+
Retailer 3
-
$504 USD
View
A
Retailer 4
-
$513 USD
ZAR 8,291 ZAR
View
B+
Retailer 5
-
$963 USD
View
Most Expensive
B
MOH London
LG844672883 · Oct 29
$1,204 USD
£948 GBP
View
5 more retailers have this diamond
Prices start from $270 USDSave up to $934 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
1.78ct Oval
$270 USD