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Oval|Lab Grown|IGI

1.77ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG636495454

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG636495454

Diamond specifications and retailer prices

From $435 USD
HK$3,400 HKD
As of October 30, 2026
Save $773 USD (64%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,208 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.77ct lab-grown oval diamond

This 1.77ct lab-grown oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG636495454 or 636495454. Listed at 4 retailers as of October 29, 2026, with prices from $435 to $1,208, a $773 spread on the same certified stone. MOH London lists it at $1,208. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636495454
Dimensions9.34 × 6.96 × 4.38 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.34 mm6.96 mm1.77 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636495454
Side View
Table 58.0%Crown 36.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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: $1,208 USD|Low: $435 USD|High: $1,217 USD|Avg: $739 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 4$435 USD
Retailer 2$480 USD
Retailer 3$504 USD
Retailer 9$505 USD
Retailer 6$756 USD
Retailer 7$795 USD
Retailer 8$937 USD
Retailer 5$1,112 USD
MOH London$1,208 USD

13 data points across 9 retailers

4 retailers$435 USD to $1,208 USD

A
Cheapest Retailer
-
$435 USD
HK$3,400 HKD
A
Retailer 2
-
$480 USD
€457 EUR
View
B+
Retailer 3
-
$504 USD
View
Most Expensive
B
MOH London
LG636495454 · Oct 29
$1,208 USD
£951 GBP
View
3 more retailers have this diamond
Prices start from $435 USDSave up to $773 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
1.77ct Oval
$435 USD