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Oval|Lab Grown|IGI

1.70ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG442068858

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG442068858

Diamond specifications and retailer prices

From $950 USD
As of October 29, 2026
Save $3,750 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,700 USD at MOH London · As of October 25, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442068858 or 442068858. Listed at 10 retailers as of October 25, 2026, with prices from $950 to $4,700, a $3,750 spread on the same certified stone. MOH London lists it at $4,700. 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

1.70
Carat
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442068858
Dimensions9.36 × 6.74 × 4.20 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.36 mm6.74 mm1.70 ctI / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG442068858
Side View
Table 60.0%Crown 35.2°Girdle: STK-VTKPavilion 41.1°Culet: NoneDepth 62.3%

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 29
Current: $4,700 USD|Low: $950 USD|High: $4,757 USD|Avg: $2,311 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 25, 2026
Retailer 2$950 USD
Retailer 5$1,410 USD
Retailer 3$1,461 USD
Retailer 7$2,030 USD
Retailer 4$2,315 USD
Retailer 6$2,723 USD
Retailer 8$3,270 USD
MOH London$4,700 USD

13 data points across 8 retailers

10 retailers$950 USD to $4,700 USD

A
Cheapest Retailer
-
$950 USD
B+
Retailer 2
-
$1,260 USD
View
B+
Retailer 3
-
$1,370 USD
View
B+
Retailer 4
-
$1,410 USD
View
Final sale: no returns
Retailer 5
-
$1,461 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$1,461 USD
View
B
Retailer 7
-
$2,315 USD
View
B
Retailer 8
-
$2,723 USD
View
B
Retailer 9
-
$2,739 USD
View
Most Expensive
B
MOH London
LG442068858 · Oct 25
$4,700 USD
£3,701 GBP
View
9 more retailers have this diamond
Prices start from $950 USDSave up to $3,750 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
$950 USD