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Round|Lab Grown|IGI

1.55ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG692591225

Certificate IGI LG692591225

Diamond specifications and retailer prices

From $368 USD
Save $2,902 USD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,270 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round 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 LG692591225 or 692591225. Listed at 24 retailers, with prices from $368 to $3,270 at Do Amore Diamonds, a $2,902 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 angle33.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692591225
Dimensions7.53 × 7.48 × 4.51 mm
L/W Ratio1.01
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
7.53 mm7.48 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692591225
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.1%

Caratlytics Score

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

Price History

Last verified: Sep 28
Current: $3,270 USD|Low: $293 USD|High: $3,270 USD|Avg: $1,077 USD
Do Amore Diamonds
Retailer 2
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Retailer 21
October 1, 2026
Retailer 17$368 USD
Retailer 8$412 USD
Retailer 5$427 USD
Retailer 18$451 USD
Retailer 20$456 USD
Retailer 2$608 USD
Retailer 13$653 USD
Retailer 4$711 USD
Retailer 12$730 USD
Retailer 9$797 USD
Retailer 15$803 USD
Retailer 3$848 USD
Retailer 6$1,111 USD
Retailer 19$1,169 USD
Retailer 21$1,620 USD
Retailer 10$1,723 USD
Retailer 11$1,774 USD
Retailer 7$1,870 USD
Retailer 16$1,993 USD
Retailer 14$2,310 USD
Do Amore Diamonds$3,270 USD

37 data points across 21 retailers

24 retailers$368 USD to $3,270 USD

A+
Cheapest Retailer
-
$368 USD
A
Retailer 2
-
$412 USD
View
A
Retailer 3
-
$427 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$451 USD
View
A
Retailer 5
-
$608 USD
View
A
Retailer 6
-
$614 USD
HK$4,800 HKD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$653 USD
£514 GBP
View
A
Retailer 8
-
$711 USD
View
A
Retailer 9
-
$730 USD
View
A
Retailer 10
-
$788 USD
£620 GBP
View
Price last confirmed 16 days ago
A
Retailer 11
-
$797 USD
View
A
Retailer 12
-
$804 USD
£633 GBP
View
A
Retailer 13
-
$848 USD
ZAR 13,700 ZAR
View
A
Retailer 14
-
$1,111 USD
View
B+
Retailer 15
-
$1,169 USD
A$1,799 AUD
View
B+
Retailer 16
-
$1,227 USD
View
Price last confirmed 15 days ago
B+
Retailer 17
-
$1,620 USD
View
B+
Retailer 18
-
$1,723 USD
View
B+
Retailer 19
-
$1,774 USD
View
B
Retailer 20
-
$1,870 USD
View
B
Retailer 21
-
$1,973 USD
A$3,036 AUD
View
Price last confirmed 126 days ago
B
Retailer 22
-
$1,993 USD
£1,569 GBP
View
B
Retailer 23
-
$2,310 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Do Amore Diamonds
27-9ABC5928E · Sep 30
$3,270 USD
View
23 more retailers have this diamond
Prices start from $368 USDSave up to $2,902 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 Round
$368 USD