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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 $394 AUD
$276 USD
As of November 1, 2026
Save $1,560 AUD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,740 AUD 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 November 1, 2026, with a 396% 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
Colour
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: Nov 1
Current: $2,740 AUD|Low: $381 AUD|High: $2,754 AUD|Avg: $1,199 AUD|-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
November 2, 2026
Retailer 6$394 AUD
Retailer 11$488 AUD
Retailer 2$515 AUD
Retailer 4$654 AUD
Retailer 12$713 AUD
Retailer 9$841 AUD
Retailer 8$856 AUD
Retailer 7$1,146 AUD
Retailer 14$1,269 AUD
Retailer 15$1,498 AUD
Retailer 13$1,567 AUD
Retailer 5$1,640 AUD
Retailer 3$1,875 AUD
Retailer 10$1,954 AUD
Rare Carat$2,740 AUD

37 data points across 15 retailers

15 retailers$394 AUD to $1,954 AUD

A
Cheapest Retailer
-
$394 AUD
$276 USD
A
Retailer 2
-
$488 AUD
$342 USD
View
A
Retailer 3
-
$515 AUD
£284 GBP
View
B+
Retailer 4
-
$654 AUD
$458 USD
View
A
Retailer 5
-
$713 AUD
$500 USD
View
A
Retailer 6
-
$841 AUD
ZAR 9,517 ZAR
View
A
Retailer 7
-
$856 AUD
£472 GBP
View
A
Retailer 8
-
$1,146 AUD
View
B+
Retailer 9
-
$1,269 AUD
$889 USD
View
B+
Retailer 10
-
$1,498 AUD
$1,050 USD
View
B+
Retailer 11
-
$1,567 AUD
$1,098 USD
View
B+
Retailer 12
-
$1,640 AUD
$1,149 USD
View
B+
Retailer 13
-
$1,875 AUD
$1,314 USD
View
B+
Retailer 14
-
$1,954 AUD
£1,078 GBP
View
Most Expensive
Rare Carat
186023 · Oct 21
$2,740 AUD
$1,920 USD
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from $394 AUDSave up to $1,560 AUD

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
$394 AUD