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Round|Lab Grown|IGI

1.55ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG733527810

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733527810

Diamond specifications and retailer prices

From $332 USD
As of October 29, 2026
Save $2,576 USD (89%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $2,908 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG733527810 or 733527810. Listed at 28 retailers as of October 27, 2026, with prices from $332 to $2,908, a $2,576 spread on the same certified stone. Queensmith lists it at $2,908. 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 angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733527810
Dimensions7.37 × 7.41 × 4.60 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
7.37 mm7.41 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733527810
Side View
Table 58.0%Crown 35.4°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.3%

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 29
Current: $656 USD|Low: $319 USD|High: $4,000 USD|Avg: $1,123 USD|+0.2%
Retailer 1
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Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 31, 2026
Retailer 5$332 USD
Retailer 2$377 USD
Retailer 7$412 USD
Retailer 8$555 USD
Retailer 16$565 USD
Retailer 1$656 USD
Retailer 9$707 USD
Retailer 15$708 USD
Retailer 13$736 USD
Retailer 10$960 USD
Retailer 14$960 USD
Retailer 4$1,446 USD
Retailer 3$1,654 USD
Retailer 11$1,745 USD
Retailer 6$2,315 USD
Retailer 12$2,600 USD

33 data points across 16 retailers

28 retailers$332 USD to $2,908 USD

A
Cheapest Retailer
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$332 USD
A
Retailer 2
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$377 USD
View
Final sale: no returns
A
Retailer 3
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$385 USD
View
A
Retailer 4
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$412 USD
View
A
Retailer 5
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$412 USD
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A
Retailer 6
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$461 USD
HK$3,600 HKD
View
A
Retailer 7
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$555 USD
View
A
Retailer 8
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$565 USD
View
A
Retailer 9
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$656 USD
€625 EUR
View
A
Retailer 10
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$707 USD
A$1,088 AUD
View
A
Retailer 11
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$708 USD
ZAR 11,435 ZAR
View
A
Retailer 12
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$736 USD
£579 GBP
View
A
Retailer 13
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$745 USD
View
A
Retailer 14
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$960 USD
View
A
Retailer 15
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$960 USD
A$1,477 AUD
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B+
Retailer 16
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$1,011 USD
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B+
Retailer 17
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$1,019 USD
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B+
Retailer 18
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$1,320 USD
SGD 1,784 SGD
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B+
Retailer 19
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$1,324 USD
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B+
Retailer 20
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$1,368 USD
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B+
Retailer 21
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$1,402 USD
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B+
Retailer 22
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$1,446 USD
View
B+
Retailer 23
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$1,615 USD
View
B+
Retailer 24
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$1,654 USD
£1,302 GBP
View
B+
Retailer 25
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$1,745 USD
A$2,684 AUD
View
Retailer 26
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$2,315 USD
View
Price last confirmed 24 days ago
B
Retailer 27
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$2,600 USD
View
Most Expensive
B
Queensmith
LG733527810 · Oct 27
$2,908 USD
£2,290 GBP
View
27 more retailers have this diamond
Prices start from $332 USDSave up to $2,576 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 Round
$332 USD