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Oval|Lab Grown|IGI

1.70ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG447000085

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447000085

Diamond specifications and retailer prices

From $1,927 USD
As of November 5, 2026
Save $4,438 USD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,365 USD at MOH London · As of November 5, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447000085 or 447000085. Listed at 8 retailers as of November 5, 2026, with prices from $1,927 to $6,365, a $4,438 spread on the same certified stone. MOH London lists it at $6,365. 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
K
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000085
Dimensions9.19 × 6.71 × 4.27 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.19 mm6.71 mm1.70 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447000085
Side View
Table 58.0%Crown 37.3°Girdle: STK-VTKPavilion 40.7°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $6,365 USD|Low: $1,850 USD|High: $6,468 USD|Avg: $3,560 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$1,927 USD
Retailer 7$2,096 USD
Retailer 4$2,235 USD
Retailer 8$2,862 USD
Retailer 5$3,499 USD
Retailer 2$3,670 USD
Retailer 6$4,189 USD
Retailer 9$5,002 USD
MOH London$6,365 USD

15 data points across 9 retailers

8 retailers$1,927 USD to $6,365 USD

B+
Cheapest Retailer
-
$1,927 USD
B+
Retailer 2
-
$2,096 USD
View
Retailer 3
-
$2,235 USD
View
Price last confirmed 26 days ago
B
Retailer 4
-
$2,235 USD
View
B
Retailer 5
-
$3,499 USD
View
B
Retailer 6
-
$3,670 USD
View
B
Retailer 7
-
$4,189 USD
View
Most Expensive
B
MOH London
LG447000085 · Nov 5
$6,365 USD
£5,012 GBP
View
7 more retailers have this diamond
Prices start from $1,927 USDSave up to $4,438 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.

B+
1.70ct Oval
$1,927 USD