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Oval|Lab Grown|IGI

1.55ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG768630556

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG768630556

Diamond specifications and retailer prices

From $525 USD
HK$4,100 HKD
As of October 30, 2026
Save $2,125 USD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,725 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630556 or 768630556. Listed at 14 retailers as of October 30, 2026, with a 405% 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
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630556
Dimensions9.33 × 6.62 × 4.11 mm
L/W Ratio1.41
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
9.33 mm6.62 mm1.55 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630556
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
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 30
Current: $3,725 USD|Low: $525 USD|High: $4,290 USD|Avg: $1,522 USD|-1.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 6$525 USD
Retailer 12$555 USD
Retailer 13$617 USD
Retailer 10$638 USD
Retailer 9$667 USD
Retailer 8$683 USD
Retailer 4$830 USD
Retailer 3$887 USD
Retailer 7$1,052 USD
Retailer 15$1,364 USD
Retailer 5$1,421 USD
Retailer 11$1,577 USD
Retailer 14$2,490 USD
Retailer 2$2,650 USD
Rare Carat$3,725 USD

39 data points across 15 retailers

14 retailers$525 USD to $2,650 USD

A
Cheapest Retailer
-
$525 USD
HK$4,100 HKD
Retailer 2
-
$555 USD
View
Price last confirmed 10 days ago
Retailer 3
-
$617 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$667 USD
ZAR 10,770 ZAR
View
Price last confirmed 12 days ago
Retailer 5
-
$683 USD
£538 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
$830 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$887 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$1,052 USD
A$1,618 AUD
View
Retailer 9
-
$1,364 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$1,421 USD
View
Price last confirmed 9 days ago
Retailer 11
-
$1,577 USD
£1,242 GBP
View
Price last confirmed 13 days ago
Retailer 12
-
$2,490 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
$2,650 USD
View
Most Expensive
Rare Carat
52112 · Oct 21
$3,725 USD
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from $525 USDSave up to $2,125 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
$525 USD