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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG754508368

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754508368

Diamond specifications and retailer prices

From $430 CAD
$308 USD
As of October 30, 2026
Save $3,417 CAD (89%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $3,847 CAD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508368 or 754508368. Listed at 32 retailers as of October 29, 2026, with prices from $430 to $3,847, a $3,417 spread on the same certified stone. Blue Nile lists it at $3,847. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508368
Dimensions6.63 × 6.63 × 4.08 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.63 mm6.63 mm1.55 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508368
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.5%

Caratlytics Score

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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: Oct 30
Current: $3,847 CAD|Low: $386 CAD|High: $4,680 CAD|Avg: $1,571 CAD
Blue Nile
Retailer 2
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Retailer 26
October 31, 2026
Retailer 19$386 CAD
Retailer 7$430 CAD
Retailer 18$448 CAD
Retailer 12$679 CAD
Retailer 6$701 CAD
Retailer 24$705 CAD
Retailer 25$818 CAD
Retailer 9$820 CAD
Retailer 23$854 CAD
Retailer 20$878 CAD
Retailer 10$1,006 CAD
Retailer 11$1,115 CAD
Retailer 8$1,144 CAD
Retailer 22$1,156 CAD
Retailer 26$1,384 CAD
Retailer 17$1,699 CAD
Retailer 3$1,770 CAD
Retailer 14$1,830 CAD
Retailer 5$1,932 CAD
Retailer 15$1,958 CAD
Retailer 21$2,003 CAD
Retailer 2$2,667 CAD
Retailer 4$3,227 CAD
Retailer 16$3,380 CAD
Retailer 13$3,716 CAD
Blue Nile$3,847 CAD

41 data points across 26 retailers

32 retailers$430 CAD to $3,847 CAD

Retailer 1
-
$386 CAD
$276 USD
Price last confirmed 32 days ago
Retailer 2
-
$422 CAD
$302 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$430 CAD
$308 USD
View
Final sale: no returns
Retailer 4
-
$448 CAD
$321 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
$450 CAD
$322 USD
View
Retailer 6
-
$450 CAD
$322 USD
View
Price last confirmed 20 days ago
Retailer 7
-
$450 CAD
$322 USD
View
Price last confirmed 28 days ago
Retailer 8
-
$472 CAD
$338 USD
View
Price last confirmed 31 days ago
A
Retailer 9
-
$679 CAD
HK$3,800 HKD
View
A
Retailer 10
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$701 CAD
$502 USD
View
A
Retailer 11
-
$705 CAD
$505 USD
View
A
Retailer 12
-
$818 CAD
€558 EUR
View
A
Retailer 13
-
$820 CAD
$587 USD
View
A
Retailer 14
-
$854 CAD
ZAR 9,878 ZAR
View
A
Retailer 15
-
$878 CAD
£495 GBP
View
A
Retailer 16
-
$1,006 CAD
A$1,108 AUD
View
A
Retailer 17
-
$1,115 CAD
$798 USD
View
A
Retailer 18
-
$1,144 CAD
$819 USD
View
A
Retailer 19
-
$1,156 CAD
A$1,273 AUD
View
B+
Retailer 20
-
$1,384 CAD
$991 USD
View
Retailer 21
-
$1,598 CAD
$1,144 USD
View
Price last confirmed 21 days ago
Retailer 22
-
$1,699 CAD
$1,216 USD
View
Price last confirmed 30 days ago
B+
Retailer 23
-
$1,770 CAD
$1,267 USD
View
B+
Retailer 24
-
$1,830 CAD
$1,310 USD
View
B+
Retailer 25
-
$1,932 CAD
$1,383 USD
View
B+
Retailer 26
-
$1,958 CAD
SGD 1,894 SGD
View
B+
Retailer 27
-
$2,003 CAD
£1,129 GBP
View
B+
Retailer 28
-
$2,667 CAD
A$2,937 AUD
View
B
Retailer 29
-
$3,227 CAD
$2,310 USD
View
Retailer 30
-
$3,380 CAD
$2,420 USD
View
Price last confirmed 33 days ago
B
Retailer 31
-
$3,716 CAD
$2,660 USD
View
Most Expensive
B
Blue Nile
28930044 · Oct 29
$3,847 CAD
$2,754 USD
View
31 more retailers have this diamond
Prices start from $430 CADSave up to $3,417 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
1.55ct Oval
$430 CAD