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Oval|Lab Grown

1.50ct E SI1 Oval Lab Grown Diamond

GD • E/SI1 • 778C528685

Diamond specifications and retailer prices

From $406 CAD
$290 USD
As of October 26, 2026
Save $1,209 CAD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,615 CAD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade. Listed at 4 retailers as of October 26, 2026, with prices from $406 to $1,615, a $1,209 spread on the same certified stone. NZ Jewellers lists it at $1,615. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
E
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
Certificate778C528685
Dimensions9.24 × 6.61 × 3.82 mm
L/W Ratio1.40
Top View
9.24 mm6.61 mm1.50 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Certificate778C528685
Side View
Table 65.6%CrownGirdlePavilionCulet: NoneDepth 57.7%

Caratlytics Score

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

Price History

Last verified: Oct 26
Current: $1,615 CAD|Low: $389 CAD|High: $1,615 CAD|Avg: $668 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 10, 2026
Retailer 2$406 CAD
Retailer 4$470 CAD
Retailer 3$502 CAD
NZ Jewellers$1,615 CAD

7 data points across 4 retailers

4 retailers$406 CAD to $1,615 CAD

B+
Cheapest Retailer
-
$406 CAD
$290 USD
B+
Retailer 2
-
$470 CAD
$336 USD
View
B+
Retailer 3
-
$502 CAD
$359 USD
View
Most Expensive
C
NZ Jewellers
b8776fdc-eb3a-4901-abd5-14fe818544c8 · Oct 28
$1,615 CAD
$1,154 USD
View
3 more retailers have this diamond
Prices start from $406 CADSave up to $1,209 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.

B+
1.50ct Oval
$406 CAD