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Round|Lab Grown|IGI

1.70ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG436073480

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436073480

Diamond specifications and retailer prices

From $1,473 CAD
As of November 5, 2026
Save $4,305 CAD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,779 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.7ct lab-grown round diamond

This 1.7ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073480 or 436073480. Listed at 9 retailers as of November 5, 2026, with prices from $1,473 to $5,779, a $4,305 spread on the same certified stone. MOH London lists it at $5,779. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073480
Dimensions7.58 × 7.61 × 4.80 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.58 mm7.61 mm1.70 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436073480
Side View
Table 57.5%Crown 35.5°GirdlePavilion 41.4°Culet: NoneDepth 63.2%

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: Nov 5
Current: $5,779 CAD|Low: $1,473 CAD|High: $5,873 CAD|Avg: $3,098 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3$1,473 CAD
Retailer 4$1,708 CAD
Retailer 2$1,955 CAD
Retailer 7$2,476 CAD
Retailer 5$2,725 CAD
Retailer 6$3,571 CAD
MOH London$5,779 CAD

17 data points across 7 retailers

9 retailers$1,473 CAD to $5,779 CAD

A
Cheapest Retailer
-
$1,473 CAD
B+
Retailer 2
-
$1,603 CAD
View
Retailer 3
-
$1,708 CAD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$1,708 CAD
View
B+
Retailer 5
-
$1,955 CAD
View
B
Retailer 6
-
$2,725 CAD
View
B
Retailer 7
-
$3,202 CAD
View
B
Retailer 8
-
$3,571 CAD
View
Most Expensive
B
MOH London
LG436073480 · Nov 5
$5,779 CAD
£3,258 GBP
View
8 more retailers have this diamond
Prices start from $1,473 CADSave up to $4,305 CAD

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 Round
$1,473 CAD