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Oval|Lab Grown|IGI

1.55ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG788629648

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG788629648

Diamond specifications and retailer prices

From $332 USD
As of October 29, 2026
Save $1,322 USD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,010 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788629648 or 788629648. Listed at 23 retailers as of October 25, 2026, with a 398% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788629648
Dimensions9.12 × 6.71 × 4.02 mm
L/W Ratio1.36
Girdle conditionFaceted
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
9.12 mm6.71 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788629648
Side View
Table 62.0%Crown 35.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,010 USD|Low: $332 USD|High: $5,450 USD|Avg: $1,402 USD|-0.4%
Rare Carat
Retailer 2
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Retailer 22
October 30, 2026
Retailer 5$332 USD
Retailer 8$371 USD
Retailer 20$385 USD
Retailer 14$412 USD
Retailer 18$412 USD
Retailer 17$565 USD
Retailer 3$666 USD
Retailer 22$670 USD
Retailer 16$708 USD
Retailer 15$730 USD
Retailer 13$738 USD
Retailer 6$1,068 USD
Retailer 4$1,208 USD
Retailer 12$1,324 USD
Retailer 9$1,368 USD
Retailer 10$1,407 USD
Retailer 21$1,410 USD
Retailer 11$1,532 USD
Retailer 7$1,600 USD
Retailer 19$1,654 USD
Retailer 2$3,230 USD
Rare Carat$4,010 USD

27 data points across 22 retailers

23 retailers$332 USD to $1,654 USD

A+
Cheapest Retailer
-
$332 USD
A
Retailer 2
-
$371 USD
View
Final sale: no returns
A
Retailer 3
-
$385 USD
View
A
Retailer 4
-
$412 USD
View
A
Retailer 5
-
$412 USD
View
A
Retailer 6
-
$565 USD
View
A
Retailer 7
-
$666 USD
View
A
Retailer 8
-
$670 USD
View
A
Retailer 9
-
$708 USD
ZAR 11,435 ZAR
View
A
Retailer 10
-
$738 USD
£581 GBP
View
A
Retailer 11
-
$1,068 USD
View
Retailer 12
-
$1,078 USD
View
Price last confirmed 25 days ago
B+
Retailer 13
-
$1,208 USD
View
B+
Retailer 14
-
$1,324 USD
View
B+
Retailer 15
-
$1,368 USD
View
B+
Retailer 16
-
$1,407 USD
SGD 1,902 SGD
View
B+
Retailer 17
-
$1,410 USD
View
B+
Retailer 18
-
$1,438 USD
View
B+
Retailer 19
-
$1,532 USD
View
B+
Retailer 20
-
$1,600 USD
£1,260 GBP
View
B+
Retailer 21
-
$1,654 USD
£1,302 GBP
View
Retailer 22
-
$3,230 USD
View
Price under review
Most Expensive
Rare Carat
PE-201206 · Oct 21
$4,010 USD
View
Price last confirmed 9 days ago
22 more retailers have this diamond
Prices start from $332 USDSave up to $1,322 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.

A+
1.55ct Oval
$332 USD