Oval|Lab Grown|IGI

1.70ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG847655686

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG847655686

Diamond specifications and retailer prices

From $338 USD
As of October 29, 2026
Save $1,054 USD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,692 USD at MOH London · As of October 21, 2026
View at MOH London

About this 1.7ct lab-grown oval diamond

This 1.7ct 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 LG847655686 or 847655686. Listed at 11 retailers as of October 29, 2026, with a 312% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.9°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847655686
Dimensions9.03 × 7.05 × 4.29 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.03 mm7.05 mm1.70 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847655686
Side View
Table 63.0%Crown 30.9°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 60.9%

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: $1,692 USD|Low: $562 USD|High: $1,692 USD|Avg: $994 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3$562 USD
Retailer 6$570 USD
Retailer 7$646 USD
Retailer 10$677 USD
Retailer 5$721 USD
Retailer 4$978 USD
Retailer 2$1,231 USD
Retailer 8$1,343 USD
Retailer 9$1,392 USD
MOH London$1,692 USD

7 data points across 10 retailers

11 retailers$338 USD to $1,392 USD

A
Cheapest Retailer
-
$338 USD
A
Retailer 2
-
$562 USD
£443 GBP
View
A
Retailer 3
-
$570 USD
View
A
Retailer 4
-
$646 USD
View
B+
Retailer 5
-
$677 USD
View
B+
Retailer 6
-
$721 USD
ZAR 11,652 ZAR
View
B+
Retailer 7
-
$978 USD
A$1,505 AUD
View
B
Retailer 8
-
$1,231 USD
View
B
Retailer 9
-
$1,343 USD
SGD 1,815 SGD
View
B
Retailer 10
-
$1,392 USD
View
Most Expensive
MOH London
LG847655686 · Oct 21
$1,692 USD
£1,332 GBP
View
Price last confirmed 9 days ago
10 more retailers have this diamond
Prices start from $338 USDSave up to $1,054 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
1.70ct Oval
$338 USD