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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG704585384

Certificate IGI LG704585384

Diamond specifications and retailer prices

From $305 USD
Save $4,795 USD (94%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $5,100 USD at Brilliant Earth
View at Brilliant Earth

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 LG704585384 or 704585384. Listed at 27 retailers, with prices from $305 to $5,100 at Brilliant Earth, a $4,795 spread on the same certified stone. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704585384
Dimensions9.48 × 6.42 × 4.04 mm
L/W Ratio1.48
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
9.48 mm6.42 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704585384
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 28
Current: $5,100 USD|Low: $243 USD|High: $5,100 USD|Avg: $1,127 USD
Brilliant Earth
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Retailer 26
October 1, 2026
Retailer 10$305 USD
Retailer 6$354 USD
Retailer 13$362 USD
Retailer 14$373 USD
Retailer 9$401 USD
Retailer 21$435 USD
Retailer 20$438 USD
Retailer 22$570 USD
Retailer 4$606 USD
Retailer 17$626 USD
Retailer 8$639 USD
Retailer 23$665 USD
Retailer 16$853 USD
Retailer 25$878 USD
Retailer 11$1,059 USD
Retailer 15$1,061 USD
Retailer 26$1,216 USD
Retailer 12$1,234 USD
Retailer 19$1,263 USD
Retailer 7$1,274 USD
Retailer 2$1,454 USD
Retailer 18$1,529 USD
Retailer 5$1,533 USD
Retailer 3$1,909 USD
Retailer 24$2,430 USD
Brilliant Earth$5,100 USD

41 data points across 26 retailers

27 retailers$305 USD to $5,100 USD

A
Cheapest Retailer
-
$305 USD
A
Retailer 2
-
$354 USD
View
A
Retailer 3
-
$362 USD
View
A
Retailer 4
-
$373 USD
View
A
Retailer 5
-
$401 USD
£316 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
$435 USD
HK$3,400 HKD
View
B+
Retailer 7
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$438 USD
View
A
Retailer 8
-
$570 USD
View
A
Retailer 9
-
$606 USD
€577 EUR
View
A
Retailer 10
-
$626 USD
ZAR 10,107 ZAR
View
Price last confirmed 20 days ago
A
Retailer 11
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$639 USD
View
A
Retailer 12
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$652 USD
£513 GBP
View
Price last confirmed 21 days ago
A
Retailer 13
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$666 USD
£524 GBP
View
A
Retailer 14
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$853 USD
View
A
Retailer 15
-
$878 USD
A$1,351 AUD
View
A
Retailer 16
-
$1,059 USD
View
B+
Retailer 17
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$1,061 USD
View
B+
Retailer 18
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$1,216 USD
View
B+
Retailer 19
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$1,259 USD
View
B+
Retailer 20
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$1,263 USD
View
B+
Retailer 21
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$1,274 USD
SGD 1,721 SGD
View
B+
Retailer 22
-
$1,454 USD
View
B+
Retailer 23
-
$1,529 USD
View
B+
Retailer 24
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$1,533 USD
£1,207 GBP
View
B
Retailer 25
-
$1,909 USD
A$2,937 AUD
View
B
Retailer 26
-
$2,430 USD
View
Most Expensive
B
Brilliant Earth
15240640A · Oct 1
$5,100 USD
View
26 more retailers have this diamond
Prices start from $305 USDSave up to $4,795 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.

A
1.55ct Oval
$305 USD