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Round|Lab Grown|IGI

1.55ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836620540

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836620540

Diamond specifications and retailer prices

From $733 NZD
$413 USD
As of October 29, 2026
Save $3,703 NZD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,791 NZD 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836620540 or 836620540. Listed at 20 retailers as of October 29, 2026, with a 505% 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
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620540
Dimensions7.39 × 7.34 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.39 mm7.34 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620540
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A+
Exceptional
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: $4,791 NZD|Low: $733 NZD|High: $4,791 NZD|Avg: $2,032 NZD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 7$733 NZD
Retailer 4$822 NZD
Retailer 9$822 NZD
Retailer 12$910 NZD
Retailer 19$910 NZD
Retailer 18$1,171 NZD
Retailer 16$1,425 NZD
Retailer 5$1,439 NZD
Retailer 14$1,492 NZD
Retailer 17$1,563 NZD
Retailer 8$1,689 NZD
Retailer 6$2,175 NZD
Retailer 11$2,924 NZD
Retailer 20$2,982 NZD
Retailer 10$2,984 NZD
Retailer 3$3,038 NZD
Retailer 13$3,270 NZD
Retailer 15$3,358 NZD
Retailer 2$4,436 NZD
Rare Carat$4,791 NZD

24 data points across 20 retailers

20 retailers$733 NZD to $4,436 NZD

A+
Cheapest Retailer
-
$733 NZD
$413 USD
A
Retailer 2
-
$822 NZD
$463 USD
View
A
Retailer 3
-
$822 NZD
$463 USD
View
Final sale: no returns
A
Retailer 4
-
$910 NZD
$513 USD
View
A
Retailer 5
-
$910 NZD
$513 USD
View
A
Retailer 6
-
$1,171 NZD
$660 USD
View
A
Retailer 7
-
$1,425 NZD
€765 EUR
View
A
Retailer 8
-
$1,439 NZD
$811 USD
View
A
Retailer 9
-
$1,492 NZD
£662 GBP
View
A
Retailer 10
-
$1,563 NZD
ZAR 14,228 ZAR
View
A
Retailer 11
-
$1,689 NZD
$952 USD
View
B+
Retailer 12
-
$2,175 NZD
$1,226 USD
View
B+
Retailer 13
-
$2,924 NZD
$1,648 USD
View
B+
Retailer 14
-
$2,982 NZD
SGD 2,271 SGD
View
B+
Retailer 15
-
$2,984 NZD
$1,682 USD
View
B+
Retailer 16
-
$3,038 NZD
$1,712 USD
View
B+
Retailer 17
-
$3,270 NZD
$1,843 USD
View
B+
Retailer 18
-
$3,358 NZD
£1,490 GBP
View
B
Retailer 19
-
$4,436 NZD
$2,500 USD
View
Most Expensive
Rare Carat
JH-241503 · Oct 21
$4,791 NZD
$2,700 USD
View
Price last confirmed 9 days ago
19 more retailers have this diamond
Prices start from $733 NZDSave up to $3,703 NZD

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
$733 NZD