CaratHunter
Plans
Oval|Lab Grown|IGI

1.70ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG447001725

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447001725

Diamond specifications and retailer prices

From €850 EUR
$950 USD
As of October 30, 2026
Save €3,357 EUR (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,207 EUR at MOH London · As of October 27, 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 LG447001725 or 447001725. Listed at 10 retailers as of October 27, 2026, with prices from €850 to €4,207, a €3,357 spread on the same certified stone. MOH London lists it at €4,207. 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
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001725
Dimensions9.22 × 6.88 × 4.27 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
9.22 mm6.88 mm1.70 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001725
Side View
Table 59.0%Crown 35°Girdle: STK-THKPavilion 41°Culet: NoneDepth 62.1%

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 30
Current: €4,207 EUR|Low: €850 EUR|High: €4,253 EUR|Avg: €1,963 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 4€850 EUR
Retailer 2€1,128 EUR
Retailer 8€1,226 EUR
Retailer 9€1,262 EUR
Retailer 5€1,308 EUR
Retailer 11€1,817 EUR
Retailer 6€2,072 EUR
Retailer 10€2,437 EUR
Retailer 7€2,452 EUR
Retailer 3€2,927 EUR
MOH London€4,207 EUR

14 data points across 11 retailers

10 retailers€850 EUR to €4,207 EUR

A
Cheapest Retailer
-
€850 EUR
$950 USD
A
Retailer 2
-
€1,128 EUR
$1,260 USD
View
A
Retailer 3
-
€1,226 EUR
$1,370 USD
View
A
Retailer 4
-
€1,262 EUR
$1,410 USD
View
Final sale: no returns
B+
Retailer 5
-
€1,308 EUR
$1,461 USD
View
Retailer 6
-
€1,308 EUR
$1,461 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
€2,072 EUR
$2,315 USD
View
B
Retailer 8
-
€2,437 EUR
$2,723 USD
View
B
Retailer 9
-
€2,452 EUR
$2,739 USD
View
Most Expensive
B
MOH London
LG447001725 · Oct 27
€4,207 EUR
£3,701 GBP
View
9 more retailers have this diamond
Prices start from €850 EURSave up to €3,357 EUR

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
€850 EUR