Round|Lab Grown|IGI

1.55ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG835629893

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835629893

Diamond specifications and retailer prices

From $276 USD
As of October 29, 2026
Save $1,116 USD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,920 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG835629893 or 835629893. Listed at 15 retailers as of October 29, 2026, with a 404% 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
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835629893
Dimensions7.44 × 7.46 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm7.46 mm1.55 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835629893
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.9%

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 29
Current: $1,920 USD|Low: $267 USD|High: $1,930 USD|Avg: $851 USD|-0.5%
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 31, 2026
Retailer 4$276 USD
Retailer 2$342 USD
Retailer 15$362 USD
Retailer 14$458 USD
Retailer 8$500 USD
Retailer 7$593 USD
Retailer 9$600 USD
Retailer 6$803 USD
Retailer 11$889 USD
Retailer 12$1,050 USD
Retailer 10$1,098 USD
Retailer 3$1,149 USD
Retailer 13$1,314 USD
Retailer 5$1,392 USD
Rare Carat$1,920 USD

37 data points across 15 retailers

15 retailers$276 USD to $1,392 USD

A
Cheapest Retailer
-
$276 USD
A
Retailer 2
-
$342 USD
View
A
Retailer 3
-
$362 USD
£285 GBP
View
B+
Retailer 4
-
$458 USD
View
A
Retailer 5
-
$500 USD
View
A
Retailer 6
-
$593 USD
ZAR 9,587 ZAR
View
A
Retailer 7
-
$600 USD
£472 GBP
View
A
Retailer 8
-
$803 USD
A$1,236 AUD
View
B+
Retailer 9
-
$889 USD
View
B+
Retailer 10
-
$1,050 USD
View
B+
Retailer 11
-
$1,098 USD
View
B+
Retailer 12
-
$1,149 USD
View
B+
Retailer 13
-
$1,314 USD
View
B+
Retailer 14
-
$1,392 USD
£1,096 GBP
View
Most Expensive
Rare Carat
186023 · Oct 21
$1,920 USD
View
Price last confirmed 10 days ago
14 more retailers have this diamond
Prices start from $276 USDSave up to $1,116 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
$276 USD