CaratHunter
Plans
Oval|Lab Grown|IGI

1.71ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG442067070

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG442067070

Diamond specifications and retailer prices

From $1,267 USD
As of October 29, 2026
Save $3,480 USD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,747 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown oval diamond

This 1.71ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442067070 or 442067070. Listed at 11 retailers as of October 29, 2026, with prices from $1,267 to $4,747, a $3,480 spread on the same certified stone. MOH London lists it at $4,747. 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

1.71
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442067070
Dimensions9.20 × 6.72 × 4.27 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
9.20 mm6.72 mm1.71 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442067070
Side View
Table 60.0%Crown 37.2°Girdle: STK-THKPavilion 41°Culet: NoneDepth 63.5%

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: $4,747 USD|Low: $1,216 USD|High: $4,779 USD|Avg: $2,279 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 7$1,267 USD
Retailer 11$1,378 USD
Retailer 12$1,418 USD
Retailer 8$1,470 USD
Retailer 13$1,470 USD
Retailer 6$1,640 USD
Retailer 2$2,017 USD
Retailer 4$2,041 USD
Retailer 9$2,326 USD
Retailer 3$2,739 USD
Retailer 10$2,754 USD
Retailer 5$4,208 USD
MOH London$4,747 USD

38 data points across 13 retailers

11 retailers$1,267 USD to $4,747 USD

A
Cheapest Retailer
-
$1,267 USD
A
Retailer 2
-
$1,378 USD
View
A
Retailer 3
-
$1,418 USD
View
Final sale: no returns
Retailer 4
-
$1,470 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$1,470 USD
View
A
Retailer 6
-
$1,640 USD
View
B+
Retailer 7
-
$2,017 USD
£1,588 GBP
View
B+
Retailer 8
-
$2,326 USD
View
B
Retailer 9
-
$2,739 USD
View
B
Retailer 10
-
$2,754 USD
View
Most Expensive
B
MOH London
LG442067070 · Oct 29
$4,747 USD
£3,738 GBP
View
10 more retailers have this diamond
Prices start from $1,267 USDSave up to $3,480 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
1.71ct Oval
$1,267 USD